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F Index of Mineral Species

This alphabetical listing of F minerals include synonyms of accepted mineral names, pronunciation of that name, name origins, and locality information. Visit our expanded selection of mineral pictures.

LEGEND

Sound files Minerals identified with this icon have a sound file, courtesy of The Photo-Atlas of Minerals, which gives the pronunciation of the mineral name.
Image files Minerals identified with this icon have an image or picture in the database which may be viewed.
Java Crystal Forms Minerals identified with this icon have a Java crystal form, created with the program JCrystal, which can be manipulated and rotated.
Mindat Locations This icon links the mineral to the locality-rich information contained in Mindat.org.
Minerals identified with this icon are radioactive. - Detectable with very sensitive instruments, - very mild, - weak, - strong, - very strong, - dangerous.
* Mineral Name is Not IMA Approved.
! New Dana Classification Number Has Been Changed or Added.
? IMA Discredited Mineral Species Name.
Fabianite  Say FABIANITE Mindat locations   CaB3O5(OH)
Facellite *  (see Kaliophilite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Faheyite  Say FAHEYITE Mindat locations   (Mn,Mg)Fe+++2Be2(PO4)4·6(H2O)
Fahleite  Say FAHLEITE Mineral Image for Fahleite Mindat locations   Zn5CaFe+++2(AsO4)6·14(H2O) NAME ORIGIN: Named for Rolfe Fahle of Munich, Germany, a mineral dealer specializing in Tsumeb specimens.
Fairbankite  Say FAIRBANKITE Mineral Image for Fairbankite Mindat locations   PbTe++++O3 NAME ORIGIN: Named for N. K. Fairbank.
Fairchildite  Say FAIRCHILDITE Mindat locations   K2Ca(CO3)2 NAME ORIGIN: Named after John Gifford Fairchild (1882-1965), analytical chemist at the U. S. Geological Survey.
Fairfieldite  Say FAIRFIELDITE Mineral Image for Fairfieldite Java Crystal form for Fairfieldite Mindat locations   Ca2(Mn,Fe++)(PO4)2·2(H2O) NAME ORIGIN: Named for the locality. LOCALITY: Branchville, Redding, Fairfield County, Connecticut, USA
Falcondoite  Say FALCONDOITE Mineral Image for Falcondoite Mindat locations   (Ni,Mg)4Si6O15(OH)2·6(H2O) NAME ORIGIN: Named for the contraction of FALCONbridge DOminica C. Por A., the mining company at the type locality. LOCALITY: Loma Peruera laterite deposit at Bonao, Dominican Republic.
Falkmanite  Say FALKMANITE Mineral Image for Falkmanite Mindat locations   Pb5Sb4S11 NAME ORIGIN: Named for O.C.A. Falkman.
False Galena *  (see Sphalerite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Famatinite  Say FAMATINITE Mineral Image for Famatinite Mindat locations   Cu3SbS4 NAME ORIGIN: Named after its locality. LOCALITY: Sierra de Famatina, La Rioja, Argentina.
Fangite  Say FANGITE Mineral Image for Fangite Mindat locations   Tl3AsS4 NAME ORIGIN: Fangite was named for Jen-Ho Fang in honor of his numerous contributions to crystallography, crystal chemistry, and geostatistics.
Farringtonite  Say FARRINGTONITE Mindat locations   Mg3(PO4)2
Fassaite *  (see Augite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Faujasite *  (see Faujasite-Na ) See Also: GOOGLE, Athena, MinDAT, MinMax
Faujasite-Ca !  Say FAUJASITE-CA Mindat locations   (Ca,Na2,Mg)3.5[Al7Si17O48]·32(H2O) NAME ORIGIN: Named after Barthelemy Faujas de Saint Fond (1741-1819), French geologist and writer on the origin of volcanoes. The Ca-dominant member of the faujasite series.
Faujasite-Mg !  Say FAUJASITE-MG Mindat locations   (Mg,Na2,Ca)3.5[Al7Si17O48]·32(H2O) NAME ORIGIN: Named after Barthelemy Faujas de Saint Fond (1741-1819), French geologist and writer on the origin of volcanoes. The Mg-dominant member of the faujasite series.
Faujasite-Na  Say FAUJASITE-NA Mineral Image for Faujasite-Na Mindat locations   (Na2,Ca,Mg)3.5[Al7Si17O48]·32(H2O) NAME ORIGIN: Named after Barthelemy Faujas de Saint Fond (1741-1819), French geologist and writer on the origin of volcanoes.
Faustite  Say FAUSTITE Mineral Image for Faustite Mindat locations   (Zn,Cu)Al6(PO4)4(OH)8·4(H2O) NAME ORIGIN: Named for George Tobias Faust (1908-1985), mineralogist and geologist, U. S. Geological Survey.
Fava pebbles *  (see Gorceixite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fayalite  Say FAYALITE Mineral Image for Fayalite Mindat locations   Fe++2SiO4 NAME ORIGIN: Named for the locality LOCALITY: Fayal Island, Azores
Feather Alum *  (see Halotrichite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fedorite  Say FEDORITE Mineral Image for Fedorite Mindat locations   KNa4Ca4(Al,Si)16O36(OH,F)4·6(H2O) NAME ORIGIN: Named for Evgraf Stepanovich Fedorov (1853-1919), eminent Russian crystallographer.
Fedorovskite  Say FEDOROVSKITE Mineral Image for Fedorovskite Mindat locations   Ca2(Mg,Mn)2B4O7(OH)6
Fedotovite  Say FEDOTOVITE Mineral Image for Fedotovite Mindat locations   K2Cu++3(SO4)3O NAME ORIGIN: Named for S. A. Fedotov (1931-), Russian geologist.
Feinglosite !  Say FEINGLOSITE Mindat locations   Pb2(Zn,Fe)[(As,S)O4]2·(H2O) NAME ORIGIN: Named after Mark N. Feinglos (b. 1948), Professor at the Duke University Medical Center, Durham, North Carolina, U.S.A., who discovered the mineral.
Feitknechtite  Say FEITKNECHTITE Mineral Image for Feitknechtite Mindat locations   beta-Mn+++O(OH) NAME ORIGIN: Named for Walter Feitknecht (1899-1975), Swiss, professor of chemistry, University of Bern.
Feklichevite !   Mineral Image for Feklichevite Mindat locations   Na11Ca9(Fe+++,Fe++)2Zr3Nb[Si25O73](OH,H2O,Cl,O)5 NAME ORIGIN: Named for V. G. Feklichev (1933-1999), Russian mineralogist.
Felbertalite !   Mindat locations   Cu2Pb6Bi8S19 NAME ORIGIN: Named for the locality. LOCALITY: Felbertal valley, Salzburg Province, Austria.
Felsobanyaite  Say FELSOBANYAITE Mineral Image for Felsobanyaite Mindat locations   Al4(SO4)(OH)10·5(H2O) NAME ORIGIN: Named for the locality. LOCALITY: Baia Sprie, Maramures, Romania (formerly known as Felsobanya, in Hungary).
Fenaksite  Say FENAKSITE Mineral Image for Fenaksite Mindat locations   (K,Na,Ca)4(Fe++,Fe+++,Mn)2Si8O20(OH,F) NAME ORIGIN: Named for the Fe, Na, K, and Si in the formula.
Fencooperite !   Mineral Image for Fencooperite Mindat locations   Ba6Fe+++3Si8O23(CO3)2Cl3·H2O NAME ORIGIN: Named for Joseph Fenimore Cooper, Jr. (1937-), mineral collector of Santa Cruz, California, USA.
Fer *  (see Iron ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferberite  Say FERBERITE Mineral Image for Ferberite Java Crystal form for Ferberite Mindat locations   Fe++WO4 NAME ORIGIN: Named after Moritz Rudolph Ferber (1805-1875) of Gera, Germany.
Ferchromide  Say FERCHROMIDE Mineral Image for Ferchromide Mindat locations   Cr3Fe1-x(x=0,6) NAME ORIGIN: For the chemical composition, FERrum, iron, and CHROMium.
Ferdisilicite *  Say FERDISILICITE Mindat locations   FeSi2
Fergusonite-(Ce) *  Say FERGUSONITE-(CE) Mindat locations   (Ce,La,Y)NbO4 NAME ORIGIN: For the relationship to fergusonite-(Y) and the cerium content.
Fergusonite-(Nd) *  Say FERGUSONITE-(ND) Mindat locations   (Nd,Ce)(Nb,Ti)O4 NAME ORIGIN: Named for the composition and a member of the fergusonite group.
Fergusonite-(Y)  Say FERGUSONITE-(Y) Mineral Image for Fergusonite-(Y) Java Crystal form for Fergusonite-(Y) Mindat locations   YNbO4 NAME ORIGIN: Named for Robert Ferguson (1767-1840), Scottish advocate, politician, and mineralogist.
Fergusonite-beta-(Ce)  Say FERGUSONITE-BETA-(CE) Mindat locations   (Ce,La,Nd)NbO4 NAME ORIGIN: Named for the dimorphous relationship to fergusonite-(Ce).
Fergusonite-beta-(Nd)  Say FERGUSONITE-BETA-(ND) Mindat locations   (Nd,Ce)NbO4 NAME ORIGIN: Named for the dimorphous relationship to fergusonite-(Nd).
Fergusonite-beta-(Y)  Say FERGUSONITE-BETA-(Y) Mindat locations   YNbO4
Fermorite  Say FERMORITE Mineral Image for Fermorite Mindat locations   (Ca,Sr)5(AsO4,PO4)3(OH)
Fernandinite  Say FERNANDINITE Mineral Image for Fernandinite Mindat locations   CaV8O20·4(H2O) NAME ORIGIN: Named for Eulagio E. Fernanadini, former owner of the Minasragra deposit.
Feroxyhyte  Say FEROXYHYTE Mineral Image for Feroxyhyte Mindat locations   Fe+++O(OH) NAME ORIGIN: Named for the composition (Ferric, Oxygen, Hydroxide).
Ferrarisite  Say FERRARISITE Mineral Image for Ferrarisite Mindat locations   Ca5(AsO3OH)2(AsO4)2·9(H2O)
Ferrazite ?   Mindat locations   (Pb,Ba)3(PO4)2·8(H2O) (?) NAME ORIGIN: Named in 1919 for Jorge Palmiro de Araujo Ferraz (1883-1926) of the Geological Survey of Brazil.
Ferri-annite *  (see Tetra-ferri-annite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferri-clinoferroholmquistite !   Mindat locations   [ ]Li2(Fe+++2Fe++3)Si8O22(OH)2 NAME ORIGIN: Named for Johan Holmquist (1866-1946) and the Fe++ and Fe+++ clinoamphiboles.
Ferri-clinoholmquistite !   Mindat locations   [ ]Li2Mg3(Fe3+)2(Si8O22)(OH)2 NAME ORIGIN: The name reflects its composition, monoclinic crystal structure, and relationship to holmquistite in accord with the nomenclature of Leake (1978a, 1978b)
Ferri-ferrobarroisite !   Mindat locations   [ ]CaNa(Fe++)3(Fe+++)2(Si7Al)O22(OH)2
Ferri-ferrotschermakite !   Mindat locations   [ ]Ca2(Fe2+)3(Fe3+)2(Si6Al2)O22(OH)2 NAME ORIGIN: Named for its composition and for Gustav Tschermak von Sessenegg (1836-1927), Austrian mineralogist.
Ferri-magnesiotaramite !   Mindat locations   NaCaNaMg3Fe+++2[Si6Al2O22](OH)2 NAME ORIGIN: Proposed IMA amphibole committee endmember name 1987.
Ferri-ottoliniite !   Mindat locations   [ ](Na,Li)(Mg3Fe+++2)Si8O22(OH)2 NAME ORIGIN: Named for Luisa Ottolini (b. 1954), of CNR - Istituto di Geoscienze e Georisorse, Pavia, Italy, for her fundamental contributions to the advancement of ion-probe analysis of rock-forming
Ferri-phlogopite *  (see Tetra-ferriphlogopite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferriallanite-(Ce) !   Mindat locations   CaCe(Fe+++,Fe++,Al)3[SiO4][Si2O7]O(OH) NAME ORIGIN: Named as the Fe3+ analogue of allanite-(Ce)
Ferriannite *  (see Tetra-ferri-annite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferribarroisite  Say FERRIBARROISITE Mindat locations   CaNa(Fe++,Mg)3Fe+++2[AlSi7O22](OH)2
Ferribiotite *  (see Tetra-ferri-annite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferribrackebushite *  (see Calderonite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferric-ferronyboite !   Mindat locations   NaNa2(Fe++)3(Fe+++)2(Si7Al)O22(OH)2
Ferric-nyboite *  (see Obertiite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferrichromite-magnetic, altered *  (see Chromite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferricopiapite  Say FERRICOPIAPITE Mineral Image for Ferricopiapite Mindat locations   Fe+++2/3Fe+++4(SO4)6(OH)2·20(H2O)
Ferridravite *  (see Povondraite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferrierite *  (see Ferrierite-Na ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferrierite-K !  Say FERRIERITE-K Mindat locations   (K,Na)2Mg(Si,Al)18O36·9(H2O) NAME ORIGIN: Named for Walter Frederick Ferrier (1865-1950), Canadian geologist and mining engineer. The K-dominant member of the ferrierite series.
Ferrierite-Mg  Say FERRIERITE-MG Mindat locations   (Mg,Na,K)2Mg(Si,Al)18O36·9(H2O) NAME ORIGIN: Named for Walter Frederick Ferrier (1865-1950), Canadian geologist and mining engineer. Mg modifier added by zeolite nomenclature committee.
Ferrierite-Na !  Say FERRIERITE-NA Mineral Image for Ferrierite-Na Mindat locations   (Na,K)2Mg(Si,Al)18O36·9(H2O) NAME ORIGIN: Named for Walter Frederick Ferrier (1865-1950), Canadian geologist and mining engineer. Na-dominant member of the ferrierite series.
Ferrihydrite  Say FERRIHYDRITE Mindat locations   Fe+++2O3·0.5(H2O) NAME ORIGIN: Named for the composition as a hydrated ferric iron compound.
Ferrikatophorite   Mindat locations   Na2Ca(Fe++,Mg)4Fe+++(Si7Al)O22(OH)2 NAME ORIGIN: Named for its composition and from the Greek for "carrying down", in allusion to its volcanic origin.
Ferrilotharmeyerite   Mineral Image for Ferrilotharmeyerite Mindat locations   Ca(Zn,Cu++)(Fe+++,Zn)(AsO4)2(OH,H2O)2 NAME ORIGIN: As the ferric iron analog of lotharmeyerite
Ferrimolybdite  Say FERRIMOLYBDITE Mineral Image for Ferrimolybdite Mindat locations   Fe+++2(MoO4)3·8(H2O) NAME ORIGIN: Named from its chemical composition.
Ferrinatrite  Say FERRINATRITE Mineral Image for Ferrinatrite Java Crystal form for Ferrinatrite Mindat locations   Na3Fe+++(SO4)3·3(H2O) NAME ORIGIN: Named after its chemical composition of FERRIc iron and NATRIum (Sodium).
Ferripedrizite !   Mindat locations   NaLi2(Fe+++2Mg2Li)Si8O22(OH)2 NAME ORIGIN: Named for the locality and as the ferric end member from the IMA-CNMMN and its Amphibole Subcommittee. LOCALITY: Eastern Pedriza Massif, Arroyo de la Yedra Valley, Sierra de Guadarrama, Spain.
Ferripyrophyllite  Say FERRIPYROPHYLLITE Mineral Image for Ferripyrophyllite Mindat locations   Fe+++2Si4O10(OH)2 NAME ORIGIN: Named as the Fe+++ analog of pyrophyllite.
Ferrisadanagaite-K *  (see Potassicferrisadanagaite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferrisicklerite  Say FERRISICKLERITE Mineral Image for Ferrisicklerite Mindat locations   Li(Fe+++,Mn++)PO4
Ferristilpnomelane-high Fe+++ *  (see Stilpnomelane ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferristrunzite  Say FERRISTRUNZITE Mineral Image for Ferristrunzite Mindat locations   Fe+++Fe+++2(PO4)2(OH)3·5(H2O) NAME ORIGIN: Named for its composition and for Hugo Strunz (1910-), mineralogist, Berlin, who authored the Strunz system of mineral classification.
Ferrisurite  Say FERRISURITE Mineral Image for Ferrisurite Mindat locations   (Pb,Cu)2-3(CO3)1.5-2(OH,F)0.5-1[(Fe,Al)2Si4O10(OH)2]·n(H2O) NAME ORIGIN: Named for its composition and relationship to surite.
Ferrisymplesite  Say FERRISYMPLESITE Mindat locations   Fe+++3(AsO4)2(OH)3·5(H2O)
Ferritaramite  Say FERRITARAMITE Mindat locations   Na(CaNa)(Fe++,Mg)3Fe+++2[Si6Al2O22](OH)2 NAME ORIGIN: Named after the chemical composition and the locality. LOCALITY: Wali-tarama, Mariupol, Ukraine.
Ferritschermakite  Say FERRITSCHERMAKITE Mindat locations   Ca2(Fe++,Mg)3Al2(Si7Al)O22(OH)2 NAME ORIGIN: Named for its composition and for Gustav Tschermak von Sessenegg (1836-1927), Austrian mineralogist.
Ferritungstite  Say FERRITUNGSTITE Mineral Image for Ferritungstite Mindat locations   (K,Ca,Na)(W++++++,Fe+++)2(O,OH)6·(H2O) NAME ORIGIN: Named for FERRIc iron and TUNGsten in its composition.
ferritungstite *  (see Meymacite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferriwhittakerite !   Mindat locations   Na(NaLi)(Mg2Fe+++2Li)Si8O22(OH)2 NAME ORIGIN: Named for Eric J.W. Whittaker (1921-), of Oxford University, who did pioneering work in amphibole crystal-chemistry.
Ferriwinchite   Mindat locations   NaCaMg4Fe+++Si8O22(OH)2 NAME ORIGIN: Named for its composition and for Howard J. Winch, Geological survey of India.
Ferro-actinolite   Mindat locations   [ ]Ca2Fe++5Si8O22(OH)2
Ferro-alluaudite *  (see Ferroalluaudite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferro-aluminoceladonite !   Mindat locations   K2Fe++2Al2Si8O20(OH)4 NAME ORIGIN: Named from its composition (Fe++,Al) and the French 'celadon,' sea-green, in allusion to its common color.
Ferro-aluminotschermakite *   Mindat locations   Ca2Fe++3Al2(Si7Al)O22(OH)2 NAME ORIGIN: Named for its composition and for Gustav Tschermak von Sessenegg (1836-1927), Austrian mineralogist.
Ferro-anthophyllite   Mindat locations   [ ]Fe++7Si8O22(OH)2 NAME ORIGIN: From its composition and from the Latin anthophyllum - "clove" in allusion to the color.
Ferro-eckermannite   Mindat locations   NaNa2(Fe++4Al)Si8O22(OH)2
Ferro-edenite   Mindat locations   NaCa2Fe++5Si7AlO22(OH)2 NAME ORIGIN: Named for the composition and the relationship to edinite.
Ferroalluaudite   Mineral Image for Ferroalluaudite Mindat locations   NaCaFe++(Fe++,Mn,Fe+++,Mg)2(PO4)3 NAME ORIGIN: For dominant ferrous iron content and relationship to alluaudite.
Ferroaxinite  Say FERROAXINITE Mineral Image for Ferroaxinite Java Crystal form for Ferroaxinite Mindat locations   Ca2Fe++Al2BO3Si4O12(OH) NAME ORIGIN: From the Greek acine - "ax" in allusion to the acute shape of typical crystals and the Latin - ferrum - "iron" in reference to the Fe in the chemical formula.
Ferrobarroisite  Say FERROBARROISITE Mindat locations   [ ](CaNa)Fe++3AlFe+++Si7AlO22(OH)2
Ferrobustamite  Say FERROBUSTAMITE Mineral Image for Ferrobustamite Mindat locations   Ca(Fe++,Ca,Mn)Si2O6 NAME ORIGIN: For FERROan iron in its composition and its relation to bustamite.
Ferrocarpholite  Say FERROCARPHOLITE Mineral Image for Ferrocarpholite Mindat locations   (Fe++,Mg)Al2Si2O6(OH)4
Ferroceladonite !  Say FERROCELADONITE Mineral Image for Ferroceladonite Mindat locations   K2Fe++Fe+++Si8O20(OH)4 NAME ORIGIN: Named from its composition (Fe++) and the French 'celadon,' sea-green, in allusion to its common color.
Ferrochloropargasite *   Mindat locations   NaCa2(Fe++4Al)Si6Al2O22Cl2 NAME ORIGIN: Named as the chlorine analog of ferropargasite.
Ferroclinoholmquistite *  (see Clinoferroholmquistite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferrocolumbite  Say FERROCOLUMBITE Mineral Image for Ferrocolumbite Java Crystal form for Ferrocolumbite Mindat locations   Fe++Nb2O6 NAME ORIGIN: Named after its content of the element niobium, formerly called columbium and the Latin ferrium - "iron."
Ferroferribarroisite *   Mindat locations   CaNa(Fe++,Mg)3Fe+++2[AlSi7O22](OH)2
Ferroferritschermakite *   Mindat locations   Ca2(Fe++,Mg)3Fe+++2(Si7Al)O22(OH)2 NAME ORIGIN: Named for its composition and for Gustav Tschermak von Sessenegg (1836-1927), Austrian mineralogist.
Ferroferriwinchite *   Mindat locations   CaNa(Fe++,Mg)4Fe+++[Si8O22](OH)2 NAME ORIGIN: Named for its composition and for Howard J. Winch, Geological survey of India.
Ferrogedrite  Say FERROGEDRITE Mindat locations   [ ]Fe++5Al2Si6Al2O22(OH)2 NAME ORIGIN: Named for its composition and the original gederite location at Heas, Gedres, France.
Ferroglaucophane  Say FERROGLAUCOPHANE Mindat locations   [ ]Na2(Fe++3Al2)Si8O22(OH)2
Ferrohagendorfite *  Say FERROHAGENDORFITE Mindat locations   (Na,Ca)2Fe++(Fe++,Fe+++)2(PO4)3 NAME ORIGIN: Named for the locality and the iron-rich end member of hagendorfite. LOCALITY: Hagendorf, Barvaria, Germany.
Ferrohexahydrite  Say FERROHEXAHYDRITE Mineral Image for Ferrohexahydrite Mindat locations   Fe++SO4·6(H2O) NAME ORIGIN: Named for the composition, FERROus iron and HEXAHYDrate in allusion to the six water molecules in the crystal structure.
Ferrohogbomite-2N2S !   Mineral Image for Ferrohogbomite-2N2S Mindat locations   (Fe++,Zn,Mg,Al)6Al14(Ti,Fe)2O30(OH)2 NAME ORIGIN: Named as the Fe-dominant member of the hogbomite series.
Ferroholmquistite  Say FERROHOLMQUISTITE Mineral Image for Ferroholmquistite Mindat locations   [ ](Li2Fe++3Al2)Si8O22(OH)2 NAME ORIGIN: The name reflects its composition and relationship to holmquistite..
Ferrohornblende  Say FERROHORNBLENDE Mineral Image for Ferrohornblende Mindat locations   [ ]Ca2[Fe++4(Al,Fe+++)]Si7AlO22(OH)2 NAME ORIGIN: For its ferrous iron content and from the German for horn and to deceive, in allusion to its similarity to valuable minerals in ores.
Ferrokaersutite  Say FERROKAERSUTITE Mindat locations   NaCa2(Fe++4Ti)Si6Al2O22(OH)2
Ferrokentbrooksite !   Mineral Image for Ferrokentbrooksite Mindat locations   Na15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3(Cl,F,OH)2 NAME ORIGIN: Named as the Fe-analogue of kentbrooksite.
Ferrokesterite  Say FERROKESTERITE Mineral Image for Ferrokesterite Mindat locations   Cu2(Fe,Zn)SnS4 NAME ORIGIN: Named for its relationship to kesterite.
Ferrokinoshitalite !   Mindat locations   (Ba,K)(Fe++,Mg)3(Si2Al2)O10 (OH,F)2 NAME ORIGIN: The name reflects the mineral’s iron content and relationship to kinoshitalite.
Ferrolaueite *   Mineral Image for Ferrolaueite Mindat locations   Fe++Fe+++2(PO4)2(OH)2·8(H2O) NAME ORIGIN: Named as the ferrous analog of laueite.
Ferroleakeite !  Say FERROLEAKEITE Mindat locations   NaNa2(Fe++)3(Fe+++)2Li(Si8O22)(OH)2
Ferronickelplatinum  Say FERRONICKELPLATINUM Mindat locations   Pt2FeNi NAME ORIGIN: Named for the composition (Fe, Ni, Pt).
Ferronigerite-2N1S   Mindat locations   (Zn,Mg,Fe++)(Sn,Zn)2(Al,Fe+++)12O22(OH)2 NAME ORIGIN: Named after its locality and FERRO (Iron). (S=Spinel, N=Nolanite Layers). LOCALITY: Egbe district, Nigeria, Africa.
Ferronigerite-6N6S !   Mindat locations   (Fe++,Zn)4Sn2(Al,Fe+++)15O30(OH)2 NAME ORIGIN: Named after its locality and FERRO (Iron). (S=Spinel, N=Nolanite Layers). LOCALITY: Nigeria, Africa.
Ferronordite-(Ce) !  Say FERRONORDITE-(CE) Mindat locations   Na3SrCeFe++Si6O17 NAME ORIGIN: Named as the Fe++ dominant analogue of nordite-(Ce). Nordite series is named after the word for north because of its northern origin in the Lovozero Massif.
Ferronordite-(La) !  Say FERRONORDITE-(LA) Mindat locations   Na3Sr(La,Ce)FeSi6O17 NAME ORIGIN: La dominant analog of ferronordite-(Ce).
Ferronyboite !  Say FERRONYBOITE Mindat locations   NaNa2(Fe++)3Al2(Si7Al)O22(OH)2
Ferropargasite  Say FERROPARGASITE Mineral Image for Ferropargasite Mindat locations   NaCa2(Fe++4Al)Si6Al2O22(OH)2
Ferropumpellyite *  (see Pumpellyite-(Fe++) ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferropyrosmalite  Say FERROPYROSMALITE Mineral Image for Ferropyrosmalite Mindat locations   (Fe++,Mn)8Si6O15(OH,Cl)10 NAME ORIGIN: Iron rich end member of pyrosmalite.
Ferrorhodsite   Mindat locations   (Fe,Cu)(Rh,Ir,Pt)2S4 NAME ORIGIN: For it's composition and relationship to cuprorhodsite.
Ferrorichterite  Say FERRORICHTERITE Mineral Image for Ferrorichterite Mindat locations   Na(CaNa)Fe++5[Si8O22](OH)2
Ferrorosemaryite !   Mindat locations   [ ]NaFe++Fe+++Al(PO4)3 NAME ORIGIN: Named as the Fe-dominant analogue of rosemaryite.
Ferrosaponite !   Mindat locations   Ca0.3(Fe++,Mg,Fe+++)3(Si,Al)4O10(OH)2·4(H2O) NAME ORIGIN: Named as the Fe2+ dominant analog of saponte.
Ferroschallerite *  (see Nelenite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferroselite  Say FERROSELITE Mindat locations   FeSe2 NAME ORIGIN: For the composition.
Ferrosilite  Say FERROSILITE Mineral Image for Ferrosilite Mindat locations   (Fe++,Mg)2Si2O6 NAME ORIGIN: Named for its composition (Ferrous Silicate).
Ferrostilpnomelane-low Fe+++ *  (see Stilpnomelane ) See Also: GOOGLE, Athena, MinDAT, MinMax
Ferrostrunzite  Say FERROSTRUNZITE Mineral Image for Ferrostrunzite Mindat locations   Fe++Fe+++2(PO4)2(OH)2·6(H2O) NAME ORIGIN: Named for its composition and for Hugo Strunz (1910-), mineralogist, Berlin, who authored the Strunz system of mineral classification.
Ferrotaaffeite-6N3S   Mindat locations   (Fe++,Zn,Mg)2Al6BeO12 NAME ORIGIN: Named as the FERRous analog of magnesiotaaffeite. (S=Spinel, N=Nolanite Layers).
Ferrotantalite  Say FERROTANTALITE Mineral Image for Ferrotantalite Java Crystal form for Ferrotantalite Mindat locations   Fe++Ta2O6 NAME ORIGIN: Named for the FERROus iron and from the Greek, Tantalos = father of Niobe.
Ferrotapiolite  Say FERROTAPIOLITE Mineral Image for Ferrotapiolite Java Crystal form for Ferrotapiolite Mindat locations   (Fe++,Mn++)(Ta,Nb)2O6 NAME ORIGIN: Named after the god Tapio of Finnish mythology and the Latin ferrium - "iron."
Ferrotitanowodginite !   Mindat locations   Fe++TiTa2O8 NAME ORIGIN: The name reflects its composition and relationship to wodginite.
Ferrotschermakite !   Mineral Image for Ferrotschermakite Mindat locations   [ ]Ca2(Fe++3AlFe+++)Si6Al2O22(OH) NAME ORIGIN: Named for its composition and for Gustav Tschermak von Sessenegg (1836-1927), Austrian mineralogist.
Ferrotychite  Say FERROTYCHITE Mineral Image for Ferrotychite Mindat locations   Na6Fe++2(SO4)(CO3)4
Ferrowinchite  Say FERROWINCHITE Mineral Image for Ferrowinchite Mindat locations   [ ](CaNa)Fe++4(Al,Fe+++)Si8O22(OH)2 NAME ORIGIN: Named for its composition and for Howard J. Winch, Geological survey of India.
Ferrowodginite  Say FERROWODGINITE Mineral Image for Ferrowodginite Mindat locations   Fe++SnTa2O8
Ferrowyllieite  Say FERROWYLLIEITE Mineral Image for Ferrowyllieite Mindat locations   (Na,Ca,Mn)(Fe++,Mn)(Fe++,Fe+++,Mg)Al(PO4)3 NAME ORIGIN: Dominant ferrous iron and relationship to wyllieite.
Ferruccite  Say FERRUCCITE Mineral Image for Ferruccite Mindat locations   NaBF4 NAME ORIGIN: Named for Ferruccio Zambonini.
Fersilicite *  Say FERSILICITE Mindat locations   FeSi
Fersmanite  Say FERSMANITE Mineral Image for Fersmanite Mindat locations   Ca4(Na,Ca)4(Ti,Nb)4(Si2O7)2O8F3 NAME ORIGIN: Named for Alexander Yevgenievich Fersman (1883-1945), Russian mineralogist and geochemist.
Fersmite  Say FERSMITE Mineral Image for Fersmite Mindat locations   (Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6 NAME ORIGIN: Named for Aleksandr Evgenevich Fersman (1883-1945), eminent Russian mineralogist, geochemist, and gemologist.
Feruvite !  Say FERUVITE Mindat locations   (Ca,Na)(Fe,Mg,Ti)3(Al,Mg,Fe)6(BO3)3Si6O18(OH)4 NAME ORIGIN: Named for the iron content and relationship to uvite.
Feruvite - (61.3.1.4) *  (see Feruvite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fervanite  Say FERVANITE Mineral Image for Fervanite Mindat locations   Fe+++4(VO4)4·5(H2O) NAME ORIGIN: Named for its composition.
Fetiasite  Say FETIASITE Mineral Image for Fetiasite Java Crystal form for Fetiasite Mindat locations   (Fe++,Fe+++,Ti++++)3O2(As+++2O5) NAME ORIGIN: For the Fe, Ti, and As in its chemical composition.
Fettelite !  Say FETTELITE Mineral Image for Fettelite Mindat locations   Ag24HgAs5S20 NAME ORIGIN: Named for M. Fettel, an experienced mineral collector who found the mineral.
Fianelite !  Say FIANELITE Mineral Image for Fianelite Java Crystal form for Fianelite Mindat locations   Mn++2V+++++(V+++++,As+++++)O7·2(H2O) NAME ORIGIN: Named after its locality. LOCALITY: The Fianel mine, Val Ferrera, Canton Graubunden, Switzerland.
Fibroferrite  Say FIBROFERRITE Mineral Image for Fibroferrite Java Crystal form for Fibroferrite Mindat locations   Fe+++(SO4)(OH)·5(H2O) NAME ORIGIN: From the Latin, fibra, meaning "fibre" and ferrum, meaning "iron."
Fibrolite *  (see Sillimanite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fichtelite  Say FICHTELITE Mineral Image for Fichtelite Mindat locations   C19H34 NAME ORIGIN: Named for the locality LOCALITY: Redwitz, Fichtel Mts, Bayern (Bavaria), Germany
Fiedlerite  Say FIEDLERITE Mineral Image for Fiedlerite Java Crystal form for Fiedlerite Mindat locations   Pb3Cl4F(OH)2 NAME ORIGIN: Named for K.G. Fiedler, superintendant of the Laurion mines.
Filatovite !   Mindat locations   K[(Al,Zn)2(As,Si)2O8] NAME ORIGIN: Named for Stanislav K. Filatov (b. 1940), Professor, Department of Crystallography, St. Petersburg State University, St. Petersburg, Russia.
Filipstadite  Say FILIPSTADITE Mineral Image for Filipstadite Mindat locations   (Mn++,Mg)4Sb+++++Fe+++O8 NAME ORIGIN: Named for the town of Filipstad, Sweden, which is near the mine.
Fillowite  Say FILLOWITE Java Crystal form for Fillowite Mindat locations   Na2Ca(Mn,Fe++)7(PO4)6 NAME ORIGIN: Named for Abijah N. Fillow (1822-1895), of Branchville, Connecticut, who supplied minerals from his quarry at the locality. LOCALITY: Branchville, Fairfield County, Connecticut, USA.
Fingerite  Say FINGERITE Mindat locations   Cu11(VO4)6O2
Finnemanite  Say FINNEMANITE Mineral Image for Finnemanite Java Crystal form for Finnemanite Mindat locations   Pb5(As+++O3)3Cl NAME ORIGIN: Named for K.J. Finneman who discovered the mineral.
Fire Blende *  (see Pyrostilpnite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fire Opal - red *  (see Opal ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fischesserite  Say FISCHESSERITE Mindat locations   Ag3AuSe2 NAME ORIGIN: For Raymond Fischesser, Director of the National School of Mines, Paris, France.
Fizelyite  Say FIZELYITE Mineral Image for Fizelyite Mindat locations   Pb14Ag5Sb21S48 (?) NAME ORIGIN: For Sandor Fizely, mining engineer, who discovered the mineral.
Flagstaffite  Say FLAGSTAFFITE Mineral Image for Flagstaffite Mindat locations   C10H22O3
Fleischerite  Say FLEISCHERITE Mineral Image for Fleischerite Mindat locations   Pb3Ge(SO4)2(OH)6·3(H2O)
Fletcherite  Say FLETCHERITE Mindat locations   Cu(Ni,Co)2S4 NAME ORIGIN: For the Fletcher mine, Reynolds Co., Missouri, USA.
Flinkite  Say FLINKITE Mindat locations   Mn++2Mn+++(AsO4)(OH)4
Flint - microcrystalline quartz *  (see Quartz ) See Also: GOOGLE, Athena, MinDAT, MinMax
Florencite-(Ce)  Say FLORENCITE-(CE) Mineral Image for Florencite-(Ce) Mindat locations   CeAl3(PO4)2(OH)6 NAME ORIGIN: Named for W. Florence and its cerium content.
Florencite-(La)  Say FLORENCITE-(LA) Mineral Image for Florencite-(La) Mindat locations   (La,Ce)Al3(PO4)2(OH)6 NAME ORIGIN: Named for W. Florence and its lanthanum content.
Florencite-(Nd)  Say FLORENCITE-(ND) Mindat locations   (Nd,Ce)Al3(PO4)2(OH)6 NAME ORIGIN: Named for W. Florence and its neodymium content.
Florenskyite !   Mineral Image for Florenskyite Mindat locations   (Fe,Ni)TiP NAME ORIGIN: Named for Cyrill P. Florensky (1915-19820, Russian geochemist, who is one of the founders of Colleagues in the Laboratory of Comparative Planetology.
Florensovite  Say FLORENSOVITE Mindat locations   Cu(Cr1.5Sb0.5)S4 NAME ORIGIN: Named in 1989 for Nikolai A. Florensov (1909-1986), Russian geologist.
Fluckite  Say FLUCKITE Mineral Image for Fluckite Mindat locations   CaMn(HAsO4)2·2(H2O) NAME ORIGIN: Named for Pierre Fluck, Mineralogist at Louis Pasteur University, Strasbourg, France.
Fluellite  Say FLUELLITE Mineral Image for Fluellite Java Crystal form for Fluellite Mindat locations   Al2(PO4)F2(OH)·7(H2O) NAME ORIGIN: Named for the chemical compositon of fluorine (Latin, fluere = "to flow").
Fluoborite  Say FLUOBORITE Mineral Image for Fluoborite Mindat locations   Mg3(BO3)(F,OH)3
Fluocerite *  (see Fluocerite-(La) ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fluocerite-(Ce)  Say FLUOCERITE-(CE) Java Crystal form for Fluocerite-(Ce) Mindat locations   (Ce,La)F3 NAME ORIGIN: Named after its chemical composition containing fluorine (Latin, fluere = "to flow") and cerium (Named after the asteroid Ceres).
Fluocerite-(La)  Say FLUOCERITE-(LA) Java Crystal form for Fluocerite-(La) Mindat locations   (La,Ce)F3 NAME ORIGIN: Named after its chemical composition containing fluorine (Latin, fluere = "to flow") and cerium (Named after the asteroid Ceres) with the modifier La-lanthanum (Greek, lanthanein = "to li
Fluor edenite *  (see Fluoro-edenite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fluor Spar *  (see Fluorite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fluorannite !   Mindat locations   KFe++3AlSi3O10F2 NAME ORIGIN: Named as fluorine-rich annite.
Fluorapatite  Say FLUORAPATITE Mineral Image for Fluorapatite Java Crystal form for Fluorapatite Mindat locations   Ca5(PO4)3F NAME ORIGIN: Named as the fluorine end-member and from the Greek apatao - "I am misleading."
Fluorapophyllite  Say FLUORAPOPHYLLITE Mineral Image for Fluorapophyllite Mindat locations   (K,Na)Ca4Si8O20(F,OH)·8(H2O) NAME ORIGIN: From the Greek apophylliso - "it flakes off." and the composition containing fluorine;
Fluorbritholite-(Ce)  Say FLUORBRITHOLITE-(CE) Mineral Image for Fluorbritholite-(Ce) Mindat locations   (Ca,Ce,La,Na)5(SiO4,PO4)3(OH,F) NAME ORIGIN: For the relationship to Britholite-Ce the fluorine content.
Fluorcaphite !  Say FLUORCAPHITE Mineral Image for Fluorcaphite Mindat locations   (Ca,Sr,Ce,Na)5(PO4)3F NAME ORIGIN: Named after its composition of fluorine, calcium, and phosphorous.
Fluorellestadite  Say FLUORELLESTADITE Mineral Image for Fluorellestadite Mindat locations   Ca5(SiO4,PO4,SO4)3(F,OH,Cl) NAME ORIGIN: Named for the composition and Reuben B. Ellestad (1900-1993), American analytical chemist of Minneapolis, Minnesota, USA.
Fluorite  Say FLUORITE Mineral Image for Fluorite Java Crystal form for Fluorite Mindat locations   CaF2 NAME ORIGIN: Named after its composition containing fluorine (Latin, fluere = "to flow").
Fluoro-edenite !   Mineral Image for Fluoro-edenite Mindat locations   NaCa2Mg5Si7AlO22(F,OH)2 NAME ORIGIN: Named as the fluorine dominant member of the edenite series.
Fluoro-ferroleakeite   Mindat locations   NaNa2(Fe++2Fe+++2Li)Si8O22F2 NAME ORIGIN: Named after its composition containing fluorine and iron and with the mineral leakeite.
Fluoro-magnesio-arfvedsonite !   Mindat locations   NaNa2(Mg,Fe++)4Fe+++[Si8O22](F,OH)2 NAME ORIGIN: Named as the fluorine-dominant member of magnesio-arfvedsonite.
Fluoro-magnesiohastingsite *   Mindat locations   (K,Na)Ca2(Mg,Fe++)4Fe+++[Si6Al2O22](F,OH)2 NAME ORIGIN: Named for the chemistry and relationship to hastinsite.
Fluoro-sodic-pedrizite !   Mineral Image for Fluoro-sodic-pedrizite Mindat locations   NaLi2(Mg2Al2Li)S5Si8O22F2 NAME ORIGIN: Commission on New Minerals and Mineral Names (CNMMN)
Fluorocannilloite !  Say FLUOROCANNILLOITE Mineral Image for Fluorocannilloite Mindat locations   CaCa2(Mg4Al)Si5Al3O22F2 NAME ORIGIN: Named as the fluorine-rich end member of cannilloite.
Fluoronyboite !   Mindat locations   NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2 NAME ORIGIN: Named as the fluorine-dominant member of the nyboitic amphiboles.
Fluororichterite !  Say FLUORORICHTERITE Mineral Image for Fluororichterite Mindat locations   Na(CaNa)Mg5[Si8O22]F2
Fluorthalenite-(Y) !  Say FLUORTHALENITE-(Y) Mindat locations   Y3Si3O10F NAME ORIGIN: Named as the F analog of thalenite-(Y).
Fluorvesuvianite !   Mineral Image for Fluorvesuvianite Mindat locations   Ca19(Al,Mg)13[SiO4]10[Si2O7]4(F,OH)10 NAME ORIGIN: Named as the fluorine-dominant analog of vesuvainite.
Foggite  Say FOGGITE Mineral Image for Foggite Mindat locations   CaAl(PO4)(OH)2·(H2O) NAME ORIGIN: Named for Forrest. F. Fogg (1920-), mineral collector, New Hampshire, USA.
Foitite !  Say FOITITE Mineral Image for Foitite Mindat locations   [ ]Na<0.5(Fe++,Al)3Al6Si6O18(BO3)3(OH)4 NAME ORIGIN: Named for Ranklin F. Foit, Jr. (1942-), mineralogist, Washington State Univerisity, Washington, USA.
Foitite - (61.3.1.1) *  (see Foitite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Fontanite  Say FONTANITE Mindat locations   Ca[(UO2)3(CO3)2O2]·6(H2O) NAME ORIGIN: Named for Francois Fontan, mineralogist, University of Paul-Sabatier, Toulouse, France.
Fool's Gold *  (see Pyrite ) See Also: GOOGLE, Athena, MinDAT, MinMax
Foordite  Say FOORDITE Mineral Image for Foordite Mindat locations   Sn++(Nb,Ta)2O6
Footeite *  (see Connellite ) See Also: GOOGLE<