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1983 and 1984. California Geological Survey. This point file depicts geologic structures (bedding) and non-structures (outcrop, quarry, spring, wet area) within the Albion River watershed pred... California Geological Survey.
California. Division of Mines and Geology and California. Department of Conservation. This point shapefile geologic units such as marshes, wetlands, mines, quarries, and springs within the Jackson Demonstration State Forest (JDSF), w... California. Division of Mines and Geology.