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
StateCA
CountyPlacer
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.