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Baryte : BaSO4 | |
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Wheal Augusta (Bridford Barytes Mine), Bridford, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK An opaque mass of tabular crystals with bright faces, 2.5cm x 1.5cm. Collected and photographed 2003, Chris Popham collection. |
| Photo ID: 12097 View Count: 535 | |
Baryte : BaSO4, Galena (Var: Argentiferous Galena) : PbS | |
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Wheal Exmouth, Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK 27cm x 10cm |
| © malcolm chapman | Photo ID: 262382 View Count: 15 |
Baryte : BaSO4, Galena (Var: Argentiferous Galena) : PbS | |
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Wheal Exmouth, Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK Typical banded Baryte with small veinlets of Galena from Williams Shaft, Wheal Exmouth. Specimen measures approximately 10 x 8 x 8 inches. This material is common though rich in Baryte is poor in Galena and was obviously thrown away. |
| © Bernie Millington | Photo ID: 262282 View Count: 14 |
Galena : PbS | |
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Wheal Exmouth, Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK Galena distributed through quartz vein material. 30mm x 50mm Chris Popham specimen & photo, Feb 2008 |
| Photo ID: 150031 View Count: 119 | |
Galena : PbS | |
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Wheal Exmouth, Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK A solid piece of galena showing some cubic structure but mostly just a coarse mass. The exterior of the piece has weathered to a pale yellow oxide. 25mm x 60mm Chris Popham specimen & photo, Feb 2008 |
| Photo ID: 150030 View Count: 109 | |
Galena (Var: Argentiferous Galena) : PbS, Baryte : BaSO4 | |
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Wheal Exmouth, Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK A specimen of Argentiferous Galena from the tips of Wheal Exmouth. The specimen measures approx 60mm x 50mm and comprises of massive Galena set in massive white Barytes. (2009) |
| © Bernie Millington | Photo ID: 261929 View Count: 15 |
Linarite : PbCu[(OH)2|SO4] | |
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Frank Mills Mine (Frankmills Mine), Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK Blue linarite (and I think a spray of white barite). Field of view 12mm wide. Chris Popham specimen & photo, 2007 |
| © Chris Popham | Photo ID: 101820 View Count: 136 |
Linarite : PbCu[(OH)2|SO4] | |
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Wheal Exmouth, Christow, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK Bright blue linarite with a radiating needle structure though much weathered, alongside undetermined green copper secondaries. 25mm x 15mm Chris Popham specimen & photo, Feb 2008 |
| Photo ID: 150032 View Count: 108 | |
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Scanniclift Manganese Mine, Doddiscombsleigh, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK Overall specimen dimensions approx, 3 x 2 x 3 inches. The following information supplied by curator (Minerals dept) Natural history Museum, London following analysis. "The result is that our x-ray analysis shows that that material appears to consist of a mixture of Manganosite (MnO) and Pyrochroite (Mn(OH)2). Neither of these species is ... |
| © Bernie Millington | Photo ID: 78762 View Count: 336 |
Quartz (Var: Jasper) : SiO2 | |
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Scanniclift Manganese Mine, Doddiscombsleigh, Teign Valley, Dartmoor & Teign Valley District, Devon, England, UK A blood red specimen of Jasper,cut and polished on one side to show the manganese inclusions. Specimen size is approximately 90mm x 60mm x 40mm. |
| © P Trebilcock. | Photo ID: 250583 View Count: 44 |
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