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Chromite deposits :Sweetwater, Castro, Trinidad, New London, and Hilltop mines San Luis Obispo County, Calif.

Methods and operations at the Yerington Copper Mine and Plant of the Anaconda Co., Weed Heights, Nev.

Mining and processing silica sands at Overton, Nev., by Simplot Silica Products, Inc.

Published Year

• 1950-1959 (3) *

Subject

• Chromite--California--San Luis Obispo County (1)
• Copper mines and mining--Nevada--Lyon County (1)
• Sand, Glass--Nevada (1)

Author

• Smith, M. Clair. (3) *
• Ricker, Spangler. (1)

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