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Permit Mine (Bulldog Mine; Bullpup Mine; Boulder Mine; Kockel Mine), Whitlock (Farmer's Hope; Whitlock Creek; Whitlock Gulch), Whitlock District, Bagby-Mariposa-Mount Bullion-Whitlock District, Mother Lode Belt, Mariposa Co., California, USA
Latitude: 37°32'48"N
Longitude: 120°1'11"W
Longitude: 120°1'11"W
NOTE: MRDS file note: "possibly should be secs. 31, 32; NE¼ sec. 31, and the NW¼ sec. 32 (?)"
A vein deposit. The main vein is on the same system that extends from the Milburn Mine N to the Nutmeg. Local rocks include Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains).
Workings include surface and underground openings comprised of a 70 foot shaft on the W vein, a 70 foot shaft with a 500 foot drift on the center (main) vein, and a 74 foot shaft on the E vein.
The Bulldog operated in 1890 producing a few tons of low-grade ore. This mine operated intermittently under various names up to the present time. A small production was recorded in the 1930's and late 1940's. From the period 1898-1900 a total of 241.87 ounces of Au was produced from 28 tons of ore.
In 1935 the ore averaged $14 to $20 per ton. The mine was fully equipped in 1954 but no one was on the property and the equipment was not accessible. A small production of Au & Ag was reeported in 1954 (USBM Minerals Yearbook 1954: 64).
Mineral List
| Gold |
1 entry listed. 1 valid mineral.
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References
U.S. Bureau of Mines Minerals Yearbook 1954, Mineral Industry of California (preprint): 64.
Bowen, O.E., Jr. & C.H. Gray, Jr. (1957), Mines and mineral deposits of Mariposa County, California: California Journal of Mines and Geology: 53(1&2): 150-151, 295.
Bowen, W.E. and Evans (1966).
Clark, Wm. B. (1970a) Gold districts of California: California Division Mines & Geology Bulletin 193.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 24 (map 2-13).
USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10031117 & 10140237.
U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060430450.
Bowen, O.E., Jr. & C.H. Gray, Jr. (1957), Mines and mineral deposits of Mariposa County, California: California Journal of Mines and Geology: 53(1&2): 150-151, 295.
Bowen, W.E. and Evans (1966).
Clark, Wm. B. (1970a) Gold districts of California: California Division Mines & Geology Bulletin 193.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 24 (map 2-13).
USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10031117 & 10140237.
U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060430450.
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