Maricopa County, Haye Prospect, ref. Griswald

The 'Maricopa County, Haye Prospect, ref. Griswald' file is part of the Kelsey Boltz Mining Collection. Kelsey Boltz has been a registered mining engineer and geologist in Arizona since the mid 1960s. A 1953 graduate of the Colorado School of Mines, he founded Colamer Corporation and Nuclear Dynamics, both companies active in the uranium industry in the Grants Uranium Region of New Mexico in the 50s, 60s and 70s. In 1981 he co-founded Century Capital, Inc., an investment banking and retail brokerage firm which provided several hundred million dollars financing for various industries including natural resource companies. In 1990 he started his exploration consulting company, Boltz Group International, which initiated and managed several mining projects in Mexico, Chile and Bolivia. The collection consists of geologic reports, maps, assays and surveys. The collection covers properties across the western U.S. and Mexico.

 

Resource ID: 
2004-01-0020
Resource Type: 
Document: Text
Theme Keywords: 
claim maps
geology
maps and atlases
reports
Copper
Silver
Gold, Lode
Place Keywords: 
United States
Arizona
Maricopa County
Eagletail Mts - 15 Min
T1S R10W Sec 32 NW
Cortez Butte physiographic area
Gila Bend Mountains metallic mineral dist.
Maricopa45
Time Keywords: 
1970s
Start Date: 
1971-01-01
End Date: 
1971-12-31
Coordinates: 
Publication Date: 
2015-09-02
Contributor: 
U. S. Geological Survey
Griswold, G. R.
Collection: 
Kelsey Boltz
Bibliographic Citation: 
Please cite by using: [a description of the item]. 2004-01-0020, Kelsey Boltz mining collection, Arizona Geological Survey.
Contact Phone: 
602-771-1601