Iowa Hill deposits (Dewey claim, Gary mine?)

past producer of asbestos in Placer county, CA

Geologic information

Name of siteIowa Hill deposits (Dewey claim, Gary mine?)
Developmentpast producer
Geographic location:-120.853, 39.112
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Fibrous mineralslip-fiber tremolite asbestos
Host rock typesserpentinite, amphibolite schist
Geologic map unit-120.853, 39.112
Nearby scientific dataFind additional scientific data near this location

Reference information

Rice, S.J., 1957, Asbestos, in Mineral commodities of California--Geologic occurrence, economic development and utilization of the State's mineral resources: California Department of Natural Resources, Division of Mines Bulletin 176, p. 49-58.
Wiebelt, F.J., and Smith, M.C., 1959, A reconnaissance of asbestos deposits in the serpentine belt of northern California: U.S. Bureau of Mines Information Circular 7860, 52 p.
Southern Pacific Company, 1987a, Minerals for industry--Volume II, northern California: California Division of Mines and Geology Special Publication 94, 207 p., 1 plate.