Mineral Specimen Images (B)

Babingtonite: Ca2(Fe++,Mn)Fe+++Si5O14(OH)

Comments: Small, single crystal of babingtonite on matrix.
Location: Blueberry Mountain, Woburn. Middlesex County, Massachusetts, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Baddeleyite: ZrO2

Comments: Single crystal specimen of very rare baddeleyite pseudomorphing kimzeyite (garnet).
Location: Perovskite Hill, Magnet Cove, Arkansas, USA. Scale: 0.9 X 1.0 cm.
© John Veevaert

Bafertisite: Ba(Fe++,Mn)2TiSi2O7(O,OH)2

Comments: Tan crystal spray of bafertisite in pegmatite.
Location: Fountain Quarry, Pitt County, North Carolina, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bafertisite: Ba(Fe++,Mn)2TiSi2O7(O,OH)2  
Calcybeborosilite-(Y): (REE,Ca)2[ ](B,Be)2(SiO4)2(OH,O)2

Comments: Greenish-gray calcybeborosilite-(Y) grain intergrow with orange bafertisite platelet (upper left corner of the later). Associatied minerals are violet fluorite, white albite, black aegirine, light-yellow (red under UV lamp) cleiophane.
Location: Darai-Pioz (Dara-i-Pioz; Dara-Pioz) Glacier, Alai (Alayskiy) Range, Tien Shan Mts, Region of Republican Subordination, Tajikistan. Scale: Picture Size 12x10 mm.
© Pavel M. Kartashov

Baghdadite: Ca3(Zr,Ti)Si2O9

Comments: A small, 0.01 cm, grain of baghdadite identifyable in the inset SW-UV image.
Location: Fuka mine, Bitchu-cho, Takahashi, Okayama Prefecture, Chugoku Region, Honshu Island, Japan. Scale: Picture Size 1 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Bahianite: Al5Sb+++++3O14(OH)2

Comments: Rounded grain of bahianite.
Location: Garimpo de Morro, Paramirim Region, Bahia, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bakerite: Ca4B4(BO4)(SiO4)3(OH)3·(H2O)

Comments: Porcelain-like, massive bakerite.
Location: Twenty Mule Canyon, Death Valley, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bakhchisaraitsevite: Na2Mg5(PO4)4·7(H2O)

Comments: Yellow-brown, platy or thin tabular crystals of bakhchisaraitsevite from an Iron mine. Red arrow indicates the mineral.
Location: Kovdor massif, Kola peninsula, Russia. Scale: 5mm.
© Tom Loomis / Dakota Matrix

Bakhchisaraitsevite: Na2Mg5(PO4)4·7(H2O)

Comments: Crystals of beige-colored bakhchisaraitsevite crystals in hydrothermal assemblage with colorless bobierrite on dolomite from a cavity in a deformed vein of dolomite carbonatite (CanMin, v 38, p 832).
Location: Kovdor Phosphorite-Carbonatite complex, Russia. Scale: See Image.
© Nataly A. Pekova

Baksanite: Bi6Te2S3

Comments: Gray metallic grain of baksanite surrounded by white calcite.
Location: Tyrnyauz, Kabardino-Balkaria Republic, North Caucasus, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Balangeroite: (Mg,Fe+++,Fe++,Mn++)42Si16O54(OH)40

Comments: Brown fiberous crystals of balangeroite in metamorphic shist.
Location: Mt. S,Vittore, Balangero, Piedmont, Italy. Scale: 5 1/2" x 2 1/4".
© Chris Wright / Wrights Rock Shop

Balkanite: Cu9Ag5HgS8

Comments: B&W image of a polished section of balkanite with polysynthetic twinning. (AmMin v58:11).
Location: Sedmochislenitsi mine, Vratsa district, in the western part of the Stara Planina, Bulgaria. Scale: 330 X.
© American Mineralogist

Balkanite: Cu9Ag5HgS8

Comments: Gray aggregate of balkanite on quartz.
Location: Manhattan District, Nye Co., Nevada, USA. Scale: Picture Size 0.4 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Bambollaite: Cu(Se,Te)2

Comments: Grannular aggregate of massive bambollaite-bearing ore.
Location: Moctezuma mine, Sonora, Mexico. Scale: Not Given.
© Jeanne S. Broome / ASDM Sonoran Desert Digital Library

Bamfordite: Fe+++Mo2O6(OH)3·(H2O)

Comments: Scanning electron micrograph showing the typical morphology of bamfordite crystals. (AmMin, 83:173).
Location: Abandoned W-Mo-Bi mines at Bamford, Queensland, Australia. Scale: Scale Bar 20 µm.
© American Mineralogist

Banalsite: BaNa2Al4Si4O16

Comments: Massive brown to flesh colored banalsite in matrix.
Location: Benallt Mine, Lleyn Peninsula, Wales, UK. Scale: Specimen Size 5x6 cm.
© Diederik Visser

Bandylite: CuB(OH)4Cl

Comments: Blue crystals of bandylite on quartz.
Location: Queténa mine, Calama, Antofagásta Province, Chile. Scale: 8x5x3 cm.
© John Betts - Fine Minerals

Bannisterite: KCa(Mn,Fe++,Zn,Mg)21(Si,Al)32O76(OH)16·4-12(H2O)

Comments: Deep red micaceous bannisterite.
Location: Zinc Mine, Broken Hill, New South Wales, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baotite: Ba4(Ti,Nb)8Si4O28Cl  
Columbite-(Fe): Fe++Nb2O6

Comments: Minute brown crystalline grains of baotite in dark ferrocolumbite (columbite-(Fe)).
Location: Sheep Creek, Ravalli County, Montana. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baotite: Ba4(Ti,Nb)8Si4O28Cl

Comments: Brown masses of crystalline baotite in white quartz matrix.
Location: Inner Mongolia, Autonomous Region, China. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix