Category:Petrology of South Dakota

Subcategories

This category has the following 9 subcategories, out of 9 total.

Media in category "Petrology of South Dakota"

The following 9 files are in this category, out of 9 total.

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  Auriferous greenschist (Homestake Formation, Precambrian; Homestake Mine, Lead, Black Hills, South Dakota, USA) 1 (17053527410).jpg 3,709 × 2,690; 4.21 MB
  
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  Auriferous greenschist, Homestake Mine SD.jpg 1,500 × 614; 217 KB
  
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  Auriferous sulfidic chlorite schist (Homestake Formation, Precambrian; Homestake Mine, Lead, Black Hills, South Dakota, USA) 2 (17240910815).jpg 2,535 × 1,659; 3.97 MB
  
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  Homestake Mine gold ore closeup.jpg 785 × 690; 279 KB
  
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  Muscovitic-serpentinic marble (Precambrian; Black Hills Porcelain Clay and Marble Mining Company Quarry, Custer State Park, Black Hills, South Dakota, USA) 21 (24012839516).jpg 4,000 × 3,000; 4.94 MB
  
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  Pegmatitic granite (White Cap Pegmatite, Paleoproterozoic, ~1.7 Ga; White Cap Mine, east of Keystone, Black Hills, South Dakota, USA) 4 (23873262625).jpg 3,000 × 4,000; 4.42 MB
  
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  Pegmatitic granite (White Cap Pegmatite, Paleoproterozoic, ~1.7 Ga; White Cap Mine, east of Keystone, Black Hills, South Dakota, USA) 5 (23790815501).jpg 3,810 × 2,995; 3.3 MB
  
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  Pegmatitic granite (White Cap Pegmatite, Paleoproterozoic, ~1.7 Ga; White Cap Mine, east of Keystone, Black Hills, South Dakota, USA) 6 (23245137264).jpg 4,000 × 3,000; 4.05 MB
  
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  Perthitic feldspar Dan Patch SD.jpg 540 × 390; 42 KB