Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Brass: Cu3Zn2
Comments: Small brassy metallic grain of brass. Location: Nurek Ore District, Uzbekistan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Brassite: Mg(AsO3OH)·4(H2O)
Comments: Opaque white botryoidal masses of brassite on matrix. Location: Mine de Salsigne, Aude, France. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Bredigite: Ca7Mg(SiO4)4 Spurrite: Ca5(SiO4)2(CO3)
Comments: White veins of bredigite in massive gray spurrite (slabbed specimen). Location: Camphouse, Ardnamurchan, Argyll, Highland, Scotland. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Brindleyite: (Ni,Mg,Fe++)2Al(SiAl)O5(OH)4
Comments: Greenish waxy crust of brindleyite. Location: Hachita, Grant County, New Mexico, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Brochantite: Cu4(SO4)(OH)6
Comments: Prismatic crystals of blue green brochantite. Location: Grand View Mine, Grand Canyon, Coconino County, Arizona, USA. Scale: See Image. © Jeff Weissman / Photographic Guide to Mineral Species
Brockite: (Ca,Th,Ce)(PO4)·(H2O)
Comments: Red-brown opaque massive brockite. Location: Anna Lee Mine, Custer County, Colorado, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Bromellite: BeO
Comments: Nearly colorless translucent crystalline bromellite in chloritic schistose rock. Location: Pitkyaranta, Republic of Karelia, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Brownmillerite: Ca2(Al,Fe+++)2O5
Comments: Brownish-orange masses of brownmillerite in skarn. Location: Bellerberg, Ettringen, Eifel Mountains, Rheinland-Pfalz, Germany. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Brugnatellite: Mg6Fe+++(CO3)(OH)13·4(H2O)
Comments: Botryoidal brugnatellite. Location: Monte Ramazzo, Liguria, Italy. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Brushite: CaHPO4·2(H2O)
Comments: Tan coatings of brushite on calcite. Location: Oberschleme, Erzgebirge Mountains, Sachsen, Germany. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species