North American Mines Inc. - Marconi Area - Twin Buttes District

The 'North American Mines Inc. - Marconi Area - Twin Buttes District' file is part of the Walter E. Heinrichs, Jr. Mining collection. Walter was a graduated from the Colorado School of Mines in 1940. His early career was spent in Oklahoma and Texas. He was the co-discoverer of the Pima Mine in southern Arizona using geophysical techniques and went on to co-found the Heinrichs GEOEXploration Company in Tucson in 1958. Walter was active in several professional geological organizations and received numerous awards for his contributions to the profession.

 

Resource ID: 
2002-01-0413
Resource Type: 
Document: Text
Theme Keywords: 
electromagnetic surveying
geophysics
maps and atlases
mineral resources
reports
Zinc, Oxide
Lead, Oxide
Copper, Oxide
Silver
Gold, Lode
Place Keywords: 
United States
Arizona
Pima County
Twin Buttes - 15 Min
T18S R12E Sec 12 NE
Sierrita Mts. physiographic area
Pima metallic mineral dist.
Pima227
Time Keywords: 
1960s
Start Date: 
1966-01-01
End Date: 
1966-12-31
Coordinates: 
Publication Date: 
2014-12-15
Contributor: 
Collection: 
Walter E. Heinrichs, Jr.
Bibliographic Citation: 
Please cite by using: [a description of the item]. 2002-01-0413, Walter E. Heinrichs, Jr. mining collection, Arizona Geological Survey.
Contact Phone: 
602-771-1601