The Dynamic Earth View Multimedia Version

Main Menu  >  GeoGallery  >  Rocks  >  Sedimentary  >  Native Copper-bearing Conglomerate
TITLE: GeoGallery

Native Copper-bearing Conglomerate

As North America's rift failed, sulfur-poor solutions percolated through its rocks, taking copper from basalt and depositing it in overlying sediments.

Group: Sedimentary
Catalog Number: 18731
Locality: Calumet and Hecla mine, Calumet , Michigan


bottom navigation bar


Smithsonian National Museum of Natural History Department of Mineral Sciences website Credits