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Trinity County

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Trinity County Geology Publications

PUB. NO.

PUBLICATION NAME/DESCRIPTION PRICE
AMM 4 Aeromagnetic Map of the Weed Quadrangle, California, 1988, Scale 1:250,000 $12.00
B  183 Franciscan and Related Rocks and Their Significance in the Geology of Western California, 1964, scale 1:4,800,000 $8.00
BGA  11 Bouguer Gravity Map of California: Redding Sheet, 1973, scale 1:250,000 $12.00
BGA  27 Bouguer Gravity Map of California: Weed Sheet, 1973, scale 1:250,000 $12.00
GAM  11 Geologic Map of California: Redding Sheet, 1962, scale 1:250,000 $12.00
GAM  25 Geologic Map of California: Ukiah Sheet, 1960, scale 1:250,000 $12.00
MS  12 Geology of the Southeast Quarter of the Trinity Lake [15'] Quadrangle, Trinity County, California, 1969, scale 1:24,000 $12.00
MS  31 Geology of the Willow Creek [7.5'] Quadrangle, Humboldt and Trinity Counties, California, 1978, scale 1:62,500 $12.00
RGM 4 Geologic Map of the Weed Quadrangle, California, 1987, scale 1:250,000 (set of 4 sheets) $20.00
SR  86 Short Contributions to California Geology, featuring:
  • Magnetic Study of the Island Mountain Mine Area, Trinity County
$8.00
SR  92 Short Contributions to California Geology, 1967, featuring:
  • Reconnaissance Geology of the Helena Quadrangle, Trinity County, California
$8.00
OFR  89-02 Aeromagnetic Map of the Redding 1 ° By 2 ° Sheet, California, 1989 $8.00
OFR  89-10 Aeromagnetic Map of the Ukiah 1 ° By 2 ° Quadrangle, California, 1989, scale 1:250,000 $8.00
OFR  78-08 Principal Facts and Sources for 888 Gravity Stations on the Ukiah 1 º By 2 º Quadrangle, California, 1978 $8.00

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 $10.00
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 $8.00

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. $20.00
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 $8.00
CR  4 Mines and Mineral Resources of Trinity County, California, 1965 $20.00