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Bitumen | |
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Lafarge Dundas North Quarry (Dundas Quarry; Redland; Quarry; Lafarge Quarry; Steetly Quarry; Steetley Quarry; Canada Crushed Stone Quarry), Dundas, Hamilton, Wentworth Co., Ontario, Canada 20mm, the main mineral is actually a hydrocarbon glob on either hydrocarbon or dolomite matrix. |
| © Element51.com | Photo ID: 2646 View Count: 924 |
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Guachinango deposit, Matanzas Province, Cuba Yes, this specimen is aesthetically challenged (it's essentially road tar!) but it's from Cuba (how many Cuban minerals do you have?), and it's from the recently dispersed Philadelphia Academy collection. Specimen size:8.9 x 7.9 x 5.0 cm (3.5 x 3.1 x 2.0 inches) |
| © Steve Hardinger | Photo ID: 257881 View Count: 14 |
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Cavnic Mine (Kapnikbánya), Cavnic (Kapnic; Kapnik), Maramures Co., Romania 11x7x5 cm Black Bitumen cover light grey Quartz crystalls , white Calcite |
| © willy | Photo ID: 109369 View Count: 139 |
Bitumen | |
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Waterbank Mine, Back of Ecton, Ecton, Staffordshire, England, UK Black masses of an undefined hydrocarbon, of fairly common occurance in the Carboniferous limestones of Central England. Area 1x1cm. Collected 2004. |
| © Steve Rust | Photo ID: 22684 View Count: 354 |
Bitumen, Fluorite : CaF2 | |
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Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA A diamond drill core with fluorite coated by a heavy layer of petroleum. Minor additional yellow fluorite was deposited after it had dried. The fluorspar district is in the Illinois basin - a major oil producing region in the midwest U.S. Specimen from the Allied Chemical Co. core library dumped in 1986. This was the parent company of the Minerva ... |
| © Alan Goldstein | Photo ID: 25240 View Count: 279 |
Bitumen, Calcite : CaCO3, Fluorite : CaF2 | |
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Austin Group, Spar Mountain, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Bitumen droplet on a calcite crystal, which in turn is on fluorite. From the old Austin lead mine workings at Hastie's Quarry, collected in 1985. Specimen 399 in the collection of the photographer, Alan Goldstein. View is about 5 mm wide. |
| © Alan Goldstein | Photo ID: 24274 View Count: 301 |
Bitumen, Fluorite : CaF2 | |
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Green-Defender Mine, Austin Group, Spar Mountain, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Bitumen coating fluorite, collected in May 24, 1986. This fluorite fluoresces from petroleum inclusions. Alan Goldstein specimen (#6163) and photo. FOV = 2 cm |
| © Alan Goldstein | Photo ID: 48975 View Count: 214 |
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Hastie's Quarry, Spar Mountain, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA This is a close-up showing droplets of bitumen formed as calcite was growing over fluorite. The specimen broke along the contact between the two, and the spherical oil droplets either remained in the fluorite leaving dimples in the calcite or broke in half. Field of view is about 7 mm. Specimen is in the collection of the photographer Alan ... |
| © Alan Goldstein | Photo ID: 23967 View Count: 524 |
Bitumen, Dolomite : CaMg(CO3)2, Sphalerite : (Zn,Fe2+)S | |
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Hutson Zinc mine, Salem, Illinois - Kentucky Fluorspar District, Livingston Co., Kentucky, USA Bitumen that looks like wet oil on dolomite in a matrix of granular sphalerite (the primary ore of this mine). The Hutson zinc mine has the best crystals of dolomite in the fluorspar district. Collected in October, 2004. Alan Goldstein specimen and photo. FOV = 2.5 cm |
| © Alan Goldstein | Photo ID: 37723 View Count: 407 |
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