's Image Gallery

Khristovite-(Ce): (Ca,REE)(Ce,REE)(Mg,Fe,Cr,Ti,V,Al)Mn++Al(SiO4)(Si2O7)(OH)(F,O)

Comments: Three tabular crystals of reddish-brown khristovite-(Ce) in pink rhodonite matrix. Associated mineral is yellowish-brown Fe-free hejtmanite (inylchekite var.).
Location: Rhodonite occurrence, Muzeinyi Valley, Inyl'chek Range, Issyk-Kul'skaya Oblast, Kyrgyzstan. Scale: Picture Size 3x1.7 mm.
© Pavel M. Kartashov

Kiddcreekite: Cu6SnWS8

Comments: BSE image of kiddcreekite (Ki) with a scheelite core (Sc) and a rim of tungstenite (Tu). The surrounding mineral is clausthalite (Cl). (CanMin, v22:227).
Location: Kidd Creek mine, Timmins, Ontario, Canada. Scale: Grain Size 60µm.
© Canadian Mineralogist

Kidwellite: Na(Fe+++,Cu)9+x(PO4)6(OH)11·3(H2O)  
Frondelite: Mn++Fe+++4(PO4)3(OH)5

Comments: Root beer colored crystals of frondelite and white kidwellite sticks on matrix.
Location: Sapucaia, Minas Gerais, Brazil. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Kidwellite: Na(Fe+++,Cu)9+x(PO4)6(OH)11·3(H2O)

Comments: Yellowish green columnar aggregates of kidwellite crystals.
Location: Indian Mountain, Cherokee County, Alabama, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Kidwellite: Na(Fe+++,Cu)9+x(PO4)6(OH)11·3(H2O)  
Strengite: Fe+++PO4·2(H2O)

Comments: Spherical, crystalline aggregate of purple strengite on green kidwellite.
Location: Three Oak Gap, Polk Co., Arkansas, USA. Scale: Crystal size 2 mm.
© Tom Loomis / Dakota Matrix

Kieftite: CoSb3

Comments: Euhedral kieftite (Kf) crystal in chalcopyrite (Cp) with bismuth (bi) and bornite (Bn). CanMin 32:179.
Location: Tunaberg C u-Co-sulfide skam ores, southeastem Bergslagen, Sweden. Scale: Crystal size 80 µm.
© Canadian Mineralogist

Kieserite: MgSO4·(H2O)

Comments: Translucent crystalline mass of kieserite with white alteration products.
Location: Stassfurt, Sachsen-Anhalt, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Killalaite: 2Ca3Si2O7·(H2O)

Comments: B&W PPL image of killalaite crystals in a vein of calcite. MinMag v39:544.
Location: Thermally metamorphosed limestone near Inishcrone, along the eastern shore of Killala Bay, Co. Sligo, Ireland. Scale: Crystal Size 0.5 mm.
© Mineralogical Magazine

Kimuraite-(Y): CaY2(CO3)4·6(H2O)

Comments: Tiny white kimuraite-(Y) crystals in fissures in basalt.
Location: Kirigo, Hizen-Cho, Higashi, Matsuura-Gun, Saga Pref., Japan. Scale: Picture size 2cm.
© Diederik Visser

Kimzeyite: Ca3(Zr,Ti)2(Si,Al,Fe+++)3O12

Comments: Black isometric crystal of kimzeyite garnet.
Location: Kimzey pit, Magnet Cove, Hot Spring County, Arkansas, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Kingite: Al3(PO4)2(F,OH)2·8(H2O,OH)

Comments: White flakes of kingite in matrix.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 1.3 mm.
© Thomas Witzke / Abraxas-Verlag

Kingsmountite: (Ca,Mn++)4(Fe++,Mn++)Al4(PO4)6(OH)4·12(H2O)

Comments: White, radial spray of kingsmountite crystals.
Location: Kings Mountain, Cleveland County, North Carolina, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Kinichilite: Mg0.5[Mn++Fe+++(TeO3)3]·4.5(H2O)

Comments: Red masses of kinichilite in quartz.
Location: Bambolla Mine,Moctezuma, Sonora, Mexico. Scale: See Specimen Tray.
© Sonke Stolze / Systematic Minerals

Kinoite: Ca2Cu2Si3O8(OH)4  
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Crystals of dark blue kinoite and clear apophyllite.
Location: Christmas Mine, Gila County, Arizona, USA. Scale: Crystal size 2.5 mm.
© John Veevaert

Kinoite: Ca2Cu2Si3O8(OH)4  
Dioptase: CuSiO2(OH)2

Comments: Fibrous crystals of blue-green dioptase to 0.75mm on clear apophyllite associated with dark blue kinoite.
Location: Christmas mine, Gila Co., Arizona, USA. Scale: Pictures size 6 mm.
© Tom Loomis / Dakota Matrix

Kinoite: Ca2Cu2Si3O8(OH)4

Comments: Kinoite crystals as single tabular or platy blue crystals to about 0.3mm and as fan-like sprays. The crystals exhibit striations, a key to distinguishing it from stringhamite.
Location: Christmas mine, Gila Co., Arizona, USA. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

Kinoshitalite: (Ba,K)(Mg,Mn,Al)3Si2Al2O10(OH)2

Comments: Yellowish brown platy crystals of kinshitalite in granular matrix of grayish tephroite.
Location: Hokkejino, Kyoto Prefecture, Kinki Region, Honshu Island, Japan. Scale: See Image.
© Rruff Database

Kintoreite: PbFe+++3(PO4)2(OH,H2O)6

Comments: Yellow rounded crystal grains of kintoreite on limonite.
Location: Kintore Open Cut, Broken Hill, New South Wales, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kintoreite: PbFe+++3(PO4)2(OH,H2O)6  
Lusungite: (Sr,Pb)Fe+++3(PO4)2(OH)5·(H2O)

Comments: Greenish-yellow kintoreite crystals on limonite and or goethite. The specimen was originally labelled lusungite in the early 1990's and reinvestigation of the specimen showed it to be kintoreite.
Location: Kintore Open Cut, Broken Hill, NSW, Australia. Scale: Specimen Size 3x6 cm.
© Diederik Visser

Kipushite: (Cu,Zn)5Zn(PO4)2(OH)6·(H2O)

Comments: Green microcrystals of kipushite on matrix.
Location: Kipushi, Shaba, Zaire. Scale: 10x8x5 mm.
© Richard Dale / Dale Minerals