7. Geology and Ore Deposits of the South Silverton Mining Area, San Juan County, Colorado by David J. Varnes Silverton Colorado was rich in Mineral Deposits and this area covers the southern portions of this mining district. Originally published as Professional Paper 378-A, we have put this back into print for historians, prospectors and miners because it has a lot of valuable information on this district in which there are still a lot of minerals in the ground.
Geology and Ore Deposits of the South Silverton Mining Area, San Juan County Col pdf free download
Geology and Ore Deposits of the South Silverton Mining Area, San Juan County Col book
David J Varnes ebooks downloads
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.