Grays Gulch

The 'Grays Gulch' file is part of the G. M. Colvocoresses mining collection. Colvocoresses was a mining engineer and metallurgist in Arizona. He was General Manager of Southwest Metals Company, Humboldt, AZ. It acquired Consolidated Arizona Smelting Company by the end of 1921. In 1920, Colvocoresses was appointed receiver for Consolidated Arizona Smelting Company out of Phoenix. This collection is comprised mainly of his reports on field visits or submittals from approximately 300 Arizona properties and 100 more properties in the Southwest.

 

Resource ID: 
1986-01-0123
Resource Type: 
Document: Text
Theme Keywords: 
chemical analysis
maps and atlases
metallic ores
mineral resources
mining and quarrying
natural resource assessment
reports
subsurface maps
Copper, Sulfide
Silver
Gold
Copper, Oxide
Place Keywords: 
United States
Arizona
Maricopa County
New River Mesa - 7.5 Min
Black Diamond
T8N R4E Sec 34 SE
New River physiographic area
Grays Gulch metallic mineral dist.
Maricopa643
Time Keywords: 
1930s
1940s
Start Date: 
1939-01-01
End Date: 
1945-12-31
Coordinates: 
Publication Date: 
2015-06-30
Contributor: 
American Institute of Mining, Metallurgical, and Petroleum Engineers
American Smelting and Refining Co.
Arizona Assay Office
Brown, H. H.
Colvocoresses, George M., II
Rickard, Brent N.
Strobel, Landon F.
Turner, Scott
War Production Board
Collection: 
G. M. Colvocoresses
Bibliographic Citation: 
Please cite by using: [a description of the item]. 1986-01-0123, G. M. Colvocoresses mining collection, Arizona Geological Survey.
Contact Phone: 
602-771-1601
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