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Aurichalcite : (Zn,Cu)5[(OH)3|CO3]2, Fraipontite : (Zn,Al)3[(OH)4|(Si,Al)2O5] | |
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War Eagle Mine, Tecopa, Saratoga District (Tecopa Mountain District; Shoshone District ?), Black Mts, Death Valley National Park, Death Valley, Inyo Co., California, USA Aurichalcite spray with fraipontite scattered on matrix. Collected by Dick Thomssen. Doug Merson photo and collection. |
| © DM 06 | Photo ID: 48434 View Count: 259 |
Bakerite : Ca4B4[(OH)4|HBO4|(SiO4)3] | |
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Corkscrew Mine, Corkscrew Canyon, Furnace Creek District, Black Mts, Death Valley National Park, Death Valley, Inyo Co., California, USA A 4.0 by 3.4 cms mass of Bakerite. Not very showy but an uncommon mineral and from the type locality. John Sobolewski specimen and photograph. |
| © John Sobolewski | Photo ID: 43205 View Count: 599 |
Bakerite : Ca4B4[(OH)4|HBO4|(SiO4)3] | |
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Mott colemanite prospect, 20 Mule Team Canyon, Death Valley, Inyo Co., California, USA Width of field 6 cm. Collection of and photo by Jesse Crawford. Compositing program CombineZP. Equipment Nikon D-100 digital camera on a homemade microscope. |
| © 2008 Jesse Crawford | Photo ID: 198958 View Count: 80 |
Bakerite : Ca4B4[(OH)4|HBO4|(SiO4)3] | |
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Furnace Creek Wash, Furnace Creek District, Black Mts, Death Valley National Park, Death Valley, Inyo Co., California, USA Width of field is 3.2 mm. Collection of Jesse Crawford. The depth of field has been enhanced using Helicon Focus (9 exposures). Equipment: Nikon D-100 on a homemade microscope. |
| © 2008 Jesse Crawford | Photo ID: 174399 View Count: 69 |
Bakerite : Ca4B4[(OH)4|HBO4|(SiO4)3] | |
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Nobleite locality, De Bely Mine area, De Bely Mine (Debely Mine), Furnace Creek District, Black Mts, Death Valley National Park, Death Valley, Inyo Co., California, USA Here is a 7.5x13 cm piece of massive bakerite in the Creekmur collection. |
| © Charles Creekmur | Photo ID: 240074 View Count: 25 |
Celestine : SrSO4 | |
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Billie Mine, Furnace Creek District, Black Mts, Death Valley National Park, Death Valley, Inyo Co., California, USA Lustrous white complex crystal of celestine with no point of attachment (a floater). The crystal has several parallel faces and may be three separate crystals intergrown. No damage. Ex. A. Stevenson collection #800. Overall size of mineral specimen: 20x18x15 mm. Size of individual crystals: 18 mm. |
| © 2001 John H. Betts | Photo ID: 1171 View Count: 495 |
Colemanite : Ca[B3O4(OH)3] · H2O | |
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Borax Pit No. 1, Death Valley, Inyo Co., California, USA Well crystallized aesthetic cluster of colorless colemanite crystals to 6 mm long. Fluoresces white under UV illumination. Ex. R. Bates Collection #1116. Overall size of mineral specimen: 3.5x3.5x2.5 cm. Size of individual crystals: 5-6 mm. |
| © 2001 John H. Betts | Photo ID: 680 View Count: 881 |
Colemanite : Ca[B3O4(OH)3] · H2O | |
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Mott colemanite prospect, 20 Mule Team Canyon, Death Valley, Inyo Co., California, USA Clear colemanite crystals up to 17 mm in lenght. Photo and collection Antonio Borrelli. |
| © Antonio Borrelli | Photo ID: 36100 View Count: 357 |
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Death Valley, Inyo Co., California, USA Colemanite. Specimen size 9,5x8x4cm. Crystals up to 3mm. Photo and collection Jorge M. Alves |
| © Jorge M. Alves | Photo ID: 97567 View Count: 183 |
Colemanite : Ca[B3O4(OH)3] · H2O | |
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Death Valley, Inyo Co., California, USA Harvard Museum of Natural History specimen no. 97500. Label is about 8 cm long. P. Cristofono photo. |
| © 2007 Peter Cristofono | Photo ID: 95068 View Count: 104 |
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