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Arsenolamprite: As
Comments: Vein of arsenolamprite in matrix. Location: Mine dump near shaft 371, Hartenstein, Germany. Scale: See Image. © Thomas Schlothauer
Comments: REM (Raster Electron Microscope) image of well cristallized arsenolamprite fragments. Location: Mine dump near shaft 371, Hartenstein, Germany. Scale: See Image. © Thomas Schlothauer
Comments: Needle like gray crystals of arsenolamprite in calcite matrix. Location: Mackenheim,, Odenwald, Germany. Scale: Crystal size 1 mm. © Tom Loomis / Dakota Matrix
Arsenolite: As2O3
Comments: Brownish yellow octahedrons of arsenolite on matrix. Location: White Caps mine, Manhattan, Nye County, Nevada, USA. Scale: Size Not Given. © Lou Perloff / Photo Atlas of Minerals
Arsenopalladinite: Pd8(As,Sb)3
Comments: Arsenopalladinite micro crystal. Location: Itabira, Minas Gerais, Brazil. Scale: Not Given. © Jeff Weissman / Photographic Guide to Mineral Species
Arsenopalladinite: Pd8(As,Sb)3 Isomertieite: Pd11Sb2As2 Gold: Au Bornite: Cu5FeS4
Comments: Light grayish grain of intimately intergrown isomertieite and arsenopalladinite (in the center of the picture), with pale yellow gold and brownish to violet bornite. Polished section (from microprobe analysis) in reflected light. Location: Noril'sk, Putoran Mts, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia. Scale: Picture size 0.1 mm. © Thomas Witzke / Abraxas-Verlag
Arsenopyrite: FeAsS
Comments: Polished section (PPL) showing crystalline aggregate of arsenopyrite (asp) in massive sphalerite (sp), typical of the main sphalerite lens. Location: Giant Kidd Creek Volcanogenic Massive Sulfide deposit, Western Abitibi Subprovince, Timmins, Ontario, Canada. Scale: F.V. = 0.25 mm. © National Resouces of Canada
Arsenopyrite: FeAsS Siderite: Fe++CO3
Comments: White, metallic arsenopyrite and tan siderite crystals. Location: Panasqueira (2000, 3rd level), in the region of Beira Baixa, Portugal. Scale: 11 x 7 cm. © Fabre Minerals
Arsenosulvanite: Cu3(As,V)S4 Colusite: Cu12-13V(As,Sb,Sn,Ge)3S16
Comments: Bronzy, metallic tetragonal crystals of colusite (arsenosulvanite) in white marble. Location: Val Bona quarry, Carrara, Italy. Scale: Picture size 1 cm. © Dave Barthelmy
Arsenpolybasite: [Ag9CuS4] [(Ag,Cu)6(As,Sb)2S7]
Comments: Back, crystalline arsenpolybasite in quartz. Location: Medenec, Severocesky, Moravia, Czech Republic. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species