Synopses & Reviews
Synopsis
Excerpt from Geologic Description of the Managanese Deposits of California
California contains many manganese deposits. During World War II the state was second in production in the United States, being exceeded only by Montana. At least 800 deposits from 675 localities in 44 counties are known. Production to the end of 1946 has been more than tons valued at over The maximum annual production was tons in 1944.
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