Sphalerite on Marcasite - Blackstone Mine, USA - FOV ~ 3.0 x 4.0 cm
Mineral:
Sphalerite on Marcasite
Locality:
Blackstone Mine, Shullsburg area, Upper Mississippi Valley District, Lafayette County, Wisconsin, USA
Dimensions:
FOV ~ 3.0 x 4.0 cm
All pictures, text, design © Forum FMF 2006-2024