Molson and Richey, Oracle, Maudina Tungsten Mine

The 'Molson and Richey, Oracle, Maudina Tungsten Mine' 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: 
2002-01-0560
Resource Type: 
Document: Text
Theme Keywords: 
economic geology
geology
maps and atlases
mineral resources
mining and quarrying
natural resource exploration
reports
topographic maps
Tungsten
Gold
Silver
Silver
Lead
Place Keywords: 
United States
Arizona
Pinal County
Campo Bonito - 7.5 Min
Unpatented Claims Ms 4250
Maudina Ms 4250, Unpat.
Don Pedro Ms 4250, Unpat.
Cody Tunnel
Williams Tungsten
Pure Gold Claim
Campo Bonito Tungsten Property
T10S R16E Sec 20 NE
Oracle physiographic area
Oracle Campo Bonito, S. Belle metallic mineral dist.
Pinal709A
Time Keywords: 
1940s
Start Date: 
1946-01-01
End Date: 
1949-12-31
Coordinates: 
Publication Date: 
2014-12-15
Contributor: 
Collection: 
Walter E. Heinrichs, Jr.
Bibliographic Citation: 
Please cite by using: [a description of the item]. 2002-01-0560, Walter E. Heinrichs, Jr. mining collection, Arizona Geological Survey.
Contact Phone: 
602-771-1601