Category:Epidote in Michigan

Media in category "Epidote in Michigan"

The following 4 files are in this category, out of 4 total.

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  Epidote-rich cobble (Northeastern University Marine Station, Nahant Peninsula, Massachusetts, USA) (49741544566).jpg 3,336 × 2,378; 6.48 MB
  
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  Epidotic vesicular basalt (Portage Lake Volcanic Series, upper Mesoproterozoic, 1.093 to 1.097 Ga; Gratiot Mine, Keweenaw Peninsula, Upper Peninsula of Michigan, USA) 1 (9396428240).jpg 1,466 × 1,076; 377 KB
  
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  Epidotic vesicular basalt (Portage Lake Volcanic Series, upper Mesoproterozoic, 1.093 to 1.097 Ga; Gratiot Mine, Keweenaw Peninsula, Upper Peninsula of Michigan, USA) 2 (9396427790).jpg 1,182 × 1,103; 248 KB
  
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  Epidotic vesicular basalt (Portage Lake Volcanic Series, upper Mesoproterozoic, 1.093 to 1.097 Ga; Gratiot Mine, Keweenaw Peninsula, Upper Peninsula of Michigan, USA) 3 (9393657643).jpg 1,304 × 1,095; 374 KB