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Vanadium Deposits in the Carrizo Mountains District, Navajo Indian Reservation, Northeastern Arizona and Northwestern New Mexico
From abstract: The Carrizo Mountains vanadium district is in the Navajo Indian Reservation, northeastern Arizona and northwestern New Mexico. From May through October, 1942, two mining companies, operating under lease agreements with the Navajo Service, opened several mines in the district and produced a total of about 6,000 tons of ore, averaging approximately 2.2 percent.
Date:
1942
Creator:
Duncan, Donald C. & Stokes, William Lee
System:
The UNT Digital Library
Some Haulage and Hoisting Hazards in Western Mines
Report issued by the U.S. Bureau of Mines discussing safety hazards in western mines. Mine hoisting and haulage accidents are presented. Accident prevention is also discussed. This report includes tables.
Date:
December 1942
Creator:
Denny, E. H. & Humphrey, H. B.
System:
The UNT Digital Library