Black Rock - Pacific Mine

The 'Black Rock - Pacific Mine' 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: 
1986-01-0033
Resource Type: 
Document: Text
Theme Keywords: 
chemical analysis
metallic ores
mineral resources
mining and quarrying
reports
subsurface maps
Zinc, Carbonate
Lead, Carbonate
Silver
Fluorine, Fluorspar
Place Keywords: 
United States
Arizona
La Paz County
Picacho - 7.5 Min
Pacific Mines
T4S R23W Sec 11 SE
Trigo Mts. physiographic area
Silver metallic mineral dist.
LaPaz287
Time Keywords: 
1910s
1920s
Start Date: 
1919-01-01
End Date: 
1929-12-31
Coordinates: 
Publication Date: 
2015-06-30
Contributor: 
Collection: 
G. M. Colvocoresses
Bibliographic Citation: 
Please cite by using: [a description of the item]. 1986-01-0033, G. M. Colvocoresses mining collection, Arizona Geological Survey.
Contact Phone: 
602-771-1601
randomness-minedata