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Trinity County

Geology ] [ Geohazards & Environmental Geology ] [ Mineral Resources ] [ Statewide References ]


Trinity County Geology Publications

PUB. NO.

PUBLICATION NAME/DESCRIPTION  -  See CGS publications for latest prices

AMM 4 Aeromagnetic Map of the Weed Quadrangle, California, 1988, Scale 1:250,000
B 183 Franciscan and Related Rocks and Their Significance in the Geology of Western California, 1964, scale 1:4,800,000
BGA 11 Bouguer Gravity Map of California: Redding Sheet, 1973, scale 1:250,000
BGA 27 Bouguer Gravity Map of California: Weed Sheet, 1973, scale 1:250,000
GAM 11 Geologic Map of California: Redding Sheet, 1962, scale 1:250,000
GAM 25 Geologic Map of California: Ukiah Sheet, 1960, scale 1:250,000
MS 12 Geology of the Southeast Quarter of the Trinity Lake [15'] Quadrangle, Trinity County, California, 1969, scale 1:24,000
MS 31 Geology of the Willow Creek [7.5'] Quadrangle, Humboldt and Trinity Counties, California, 1978, scale 1:62,500
RGM 4 Geologic Map of the Weed Quadrangle, California, 1987, scale 1:250,000 (set of 4 sheets)
SR 86 Short Contributions to California Geology, featuring:
  • Magnetic Study of the Island Mountain Mine Area, Trinity County
SR 92 Short Contributions to California Geology, 1967, featuring:
  • Reconnaissance Geology of the Helena Quadrangle, Trinity County, California
OFR 89-02 Aeromagnetic Map of the Redding 1° By 2° Sheet, California, 1989
OFR 89-10 Aeromagnetic Map of the Ukiah 1° By 2° Quadrangle, California, 1989, scale 1:250,000
OFR 78-08 Principal Facts and Sources for 888 Gravity Stations on the Ukiah 1º By 2º Quadrangle, California, 1978

Trinity County Geohazards & Environmental Geology Publications

OFR 90-10 Microfiche Copies of Fault Evaluation Reports for Northern California [Amador, Butte, Calaveras, Del Norte, El Dorado, Humboldt, Lake, Mendocino, Napa, Nevada, Placer, Plumas, Sacramento, Siskiyou, Solano, Sonoma, Trinity, Tuolumne, Yolo, and Yuba Counties], California, 1990
OFR 83-10 Summary Report: Fault Evaluation Program, 1981-1982 Area—Northern Coast Ranges Region [Colusa, Del Norte, Glenn, Humboldt, Lake, Marin, Mendocino, Napa, Shasta, Siskiyou, Solano, Sonoma, Tehama, and Trinity Counties], California, 1983

Trinity County Mineral Resource Publications

B 193 Gold Districts of California—Sesquicentennial Edition, California Gold Discovery to Statehood, Seventh Printing, 1998, 186 p., 1 plate, scale 1:1,000,000. An overall guide to gold deposits in California, this bulletin describes the principal features of each gold-bearing district. Longer descriptions of selected districts cover location and extent, history, geology and character of gold deposits, list of mines and bibliography.
B 194 The Mineral Economics of the Carbonate Rocks and Limestone and Dolomite Resources of California, 1973, 60 p., 2 plates, scale 1:1,000,000
CR 4 Mines and Mineral Resources of Trinity County, California, 1965