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's Image Gallery With 4041 Images

Aphthitalite Image

Images:

Aphthitalite: (K,Na)3Na(SO4)2

Comments: Aphthitalite crystals.
Location: Searles Lake, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Apjohnite Image

Images:

Apjohnite: MnAl2(SO4)4·22(H2O)

Comments: White crystalline mass of apjohnite.
Location: Terlano, Bolzano, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Aplowite Image

Images:

Aplowite: (Co,Mn,Ni)SO4·4(H2O)
Villiaumite: NaF

Comments: Pink aplowite laths intergrown with lustrous, red, massive villiaumite.
Location: Mt Rasvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x19x18 mm.
© John Betts - Fine Minerals

Apophyllite Image

Images:

Apophyllite: KCa4(Si4O10)2F·8(H2O)
Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)

Comments: 3 cm. pink-colored rosette of stilbite and clear "apophyllite" (probably hydroxyapophyllite) in an amygdaloidal cavity.
Location: Aurangabad District, Jalgaon, India. Scale: Specimen size 6 cm.
© Dave Barthelmy

Apophyllite Image

Images:

Apophyllite: KCa4(Si4O10)2F·8(H2O)
Apophyllite-(KF): (K,Na)Ca4Si8O20(F,OH)·8(H2O)
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)

Comments: Doubly terminated, very clear and perfect fluorapophyllite with white stilbite.
Location: Jalgaon, India. Scale: 4 x 3.5 cm.
© Fabre Minerals

Apophyllite Image

Images:

Apophyllite: KCa4(Si4O10)2F·8(H2O)
Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)

Comments: Crystal cluster of tabular hydroxyapophyllite.
Location: Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2.5 x 2.3 cm.
© John Veevaert

Apophyllite Image

Images:

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

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

Apophyllite Image

Images:

Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Mint green to clear apophyllite flat top crystals in a circular stellate cluster on pink stilbite.
Location: Rahuri, Maharashtra State, India. Scale: Specimen size 10 cm.
© Kevin Ward

Apophyllite-(KF) Image

Images:

Apophyllite-(KF): (K,Na)Ca4Si8O20(F,OH)·8(H2O)
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Doubly terminated, very clear and perfect fluorapophyllite with white stilbite.
Location: Jalgaon, India. Scale: 4 x 3.5 cm.
© Fabre Minerals

Apophyllite-(KOH) Image

Images:

Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)
Apophyllite: KCa4(Si4O10)2F·8(H2O)
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)

Apophyllite-(KOH) Image

Images:

Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Crystal cluster of tabular hydroxyapophyllite.
Location: Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2.5 x 2.3 cm.
© John Veevaert

Apophyllite-(NaF) Image

Images:

Apophyllite-(NaF): NaCa4Si8O20F·8(H2O)

Comments: Pale pink opaque blocky crystal natroapophyllite aggregate.
Location: Boghil Quarry, Glengormley, Newtownabbey, County Antrim, Northern Ireland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Apuanite Image

Images:

Apuanite: Fe++Fe+++4Sb+++4O12S

Comments: Black tabular crystal of apuanite on matrix.
Location: Buca della Vena Mine, Stazzema, Versilia Valley, Apuan Alps, Tuscany, Italy. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Aqualite Image

Images:

Aqualite: (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl

Comments: Pink aqualite grains with perfect cleavage originally described in the 1970's as 'hydroeudialyte'..
Location: Apatitovyi Tsirk (Apatite Circus), Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV is 12x10 mm.
© Pavel M. Kartashov

Aragonite Image

Images:

Aragonite: CaCO3

Comments: Clear, crystalline aragonite prism.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Arakiite Image

Images:

Arakiite: (Zn,Mn++)(Mn++,Mg)12(Fe+++,Al)2(AsO3)(AsO4)2(OH)23

Comments: Deep red massive arakiite between grains.
Location: Nordmark, Sweden. Scale: See Image.
© Rruff Database

Aramayoite Image

Images:

Aramayoite: Ag3Sb2(Sb,Bi)S6
Miargyrite: AgSbS2

Comments: Aramayoite is present as large thin plates (blue iridescence) to 1mm in massive gray miargyrite matrix.
Location: Julcani Silver mine, Huancavelica Dept., Peru. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Arapovite Image

Images:

Arapovite: (U,Th)(Ca,Na)2(K1-x[ ]x)Si8O20·H2O, x=0.5

Comments: Dark green prismatic arapovite crystals with rectangular shapes.
Location: Dara-i-Pioz Glacier, Hait, Alayskiy (Alai) Range, Tien Shan Mountains, Tajikistan. Scale: See Image.
© Rruff Database

Aravaipaite Image

Images:

Aravaipaite: Pb3AlF9·(H2O)

Comments: Colorless thin tabular crystals of aravaipaite.
Location: Grand Reef Mine, Aravaipa District, Graham County, Arizona, USA. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Arcanite Image

Images:

Arcanite: K2SO4

Comments: Opaque olive-green mottled-colored arcanite.
Location: Tunnel #1, Santa Ana Tin Mine, Orange County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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