Category:Drill cores from Butte, Montana

Subcategories

This category has only the following subcategory.

Media in category "Drill cores from Butte, Montana"

The following 3 files are in this category, out of 3 total.

• 
  Veins in host rock (drill core) (Butte Mining District, Montana, USA) 1.jpg 3,648 × 2,736; 5.89 MB
  
• 
  Veins in host rock (drill core) (Butte Mining District, Montana, USA) 2.jpg 1,233 × 2,000; 2.26 MB
  
• 
  Veins in host rock (drill core) (Butte Mining District, Montana, USA) 3.jpg 3,008 × 1,759; 4.15 MB