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Acanthite : Ag2S, Silver : Ag, Quartz : SiO2, Pyrite : FeS2 | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA Small partly coroded crystals of acanthite, with silver wires. On quartz and pyrite. Speciman is 1.3cm across. Photographed by, and in the collection of, Karl Volkman |
| © Karl Volkman | Photo ID: 8731 View Count: 865 |
Acanthite : Ag2S, Silver : Ag, Calcite : CaCO3, Quartz : SiO2 | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA 2mm crude Acanthite with a silver wire growing on it. Photographed by, and in the collection of Karl Volkman. |
| © Karl Volkman03/05 | Photo ID: 29496 View Count: 486 |
Acanthite : Ag2S, Silver : Ag, Quartz : SiO2 | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA A rich, old-time, showy specimen of two, tiny wire silver nests sitting at the base of a rich mass of acanthite on milky quartz from the famous Bulldog Mountain Mine at Creede, Colorado. Ex Richard Hauck Collection. 4.5 x 3.5 x 2.5 cm |
| © Rob Lavinsky | Photo ID: 62281 View Count: 299 |
Acanthite : Ag2S, Silver : Ag | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA Width of field is 5.4 mm. Collection of Jesse Crawford. The depth of field has been enhanced using Helicon Focus (10 exposures). Equipment: Nikon D-100 digital camera on a homemade microscope. This is an acanthite crust on crystalline silver. The one in the middle looks like a giraffe's head doesn't it? |
| © 2008 Jesse Crawford | Photo ID: 178118 View Count: 110 |
Acanthite : Ag2S | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA Width of field is 2.5mm. Collection of Jesse Crawford. The depth of field has been enhanced using Helicon Focus (6 exposures). Equipment: Nikon D-100 on a homemade microscope. |
| © 2008 Jesse Crawford | Photo ID: 174328 View Count: 104 |
Acanthite : Ag2S | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA Width of field 0,9mm. Collection of Jesse Crawford. Compositing software: CombineZP. Equipment: Nikon D-100 digital camera on a homemade microscope. |
| © 2008 Jesse Crawford | Photo ID: 197763 View Count: 76 |
Baryte : BaSO4 | |
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Creede, Creede District, Mineral Co., Colorado, USA A VERY difficult-to-obtain, fine old Creede barite! The crystals grade from a waxy yellowish color, to blue-gray, to a cream color right near the termination. I was lucky to obtain TWO of these from an old collection – both equally fine, apparently from the same original specimen . They have been verified by showing them to several Colorado ... |
| © Rob Lavinsky | Photo ID: 37007 View Count: 278 |
Baryte : BaSO4 | |
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Creede, Creede District, Mineral Co., Colorado, USA A VERY difficult-to-obtain, fine old Creede barite! The crystals grade from a waxy yellowish color, to blue-gray, to a cream color right near the termination. The locality has been verified by showing it to several Colorado field collectors, who had similar material in their collection. 17.3 x 12.3 x 4.6 cm |
| © Rob Lavinsky | Photo ID: 41457 View Count: 274 |
Baryte : BaSO4 | |
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Bulldog Mountain Mine, Creede District, Mineral Co., Colorado, USA A very choice cabinet sized well crystallized example for barite from this classic and important Colorado mining district! The specimen consists of creamy colorless bladed crystals of barite to 1 cm in size forming a 10.5 x 9.5 x 3.6 cm cluster without matrix. There is just very minor tiny chipping present; overall in very good shape ... |
| © Dan Weinrich | Photo ID: 133622 View Count: 118 |
Celadonite : K(Mg,Fe2+)(Fe3+,Al)[(OH)2|Si4O10] | |
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Treasure Falls locality, Wolf Creek Pass, Creede District, Mineral Co., Colorado, USA Sample with several voids filled with celadonite - Overall size 10x5x3cm - December of 2000 |
| © Martins da Pedra | Photo ID: 60373 View Count: 581 |
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