Tuolumne Co., California, USA
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|Location is approximate, based on center of defined region.|
|Latitude & Longitude (WGS84):||37° North , 120° West (est.)|
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Commodity ListThis is a list of exploitable or exploited mineral commodities recorded from this region.
Mineral ListMineral list contains entries from the region specified including sub-localities
108 valid minerals. 1 (TL) - type locality of valid minerals.
Rock Types Recorded
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Rock list contains entries from the region specified including sub-localities
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
Localities in this Region
- Tuolumne Co.
- Ackerson Mountain
- Adelaide Mine
- Ascension Mountain
- Birney Pocket Mine
- Boards Crossing
- Buzzard Point
- Cherokee Mine
- Chinese Camp District
- Chinese Camp
- Bird placer
- Black Gold Placer Mine
- Chinese Camp Mine
- Dick and Kent Placer Mine
- Gass Ranch deposits
- Humfield and Myers placer
- Lone Star Placer Mine
- Mountain View claim
- Salvador placer (Humbug and Mayers)
- Sullivan Creek occurrence
- Tuttle placer
- Unnamed placer Au mine  (Dredged areas)
- Woods Creek placer (Wovels Creek)
- Chinese Camp
- Chinese Station
- Burns and Turzich Mine (Burns and Tarzich Mine)
- Eggling and Williams Mines (Mariano Ranch)
- Leonard Le Pappe Mine (Leonard Le Pappe prospect)
- Mariano Ranch occurrence
- Monarch prospect (Monarch claim)
- Perconi Ranch deposits (Perconi Ranch Mine; Cherry Creek Mine; Whittle property)
- Peter Maki deposit (Sunshine claim; Snowdrift claim)
- Sims property (Sims Mine)
- Unknown Cr claim 
- Unnamed Cr Mines  (Reported mines)
- White Rock Mine
- Cold Springs
- Colfax Spring
- Cone Hill
- Crimea House
- Duckwall Mountain
- East Belt
- American Camp District
- Big Oak Flat District
- Columbia District
- Eastman Ranch
- Ajax Mine
- Apperson prospect
- Bonanza placer
- Childress Ranch deposit
- Consuelo occurrence (Goodenough; Fair Play Consolidated)
- Eastman Ranch prospect
- Fitzgerald claim
- Free Lance Extension 4 Mine
- Free Lance Mine
- Goodnov Quartz vein
- Mary Ellen Mine
- Mayhall Ranch prospect
- Murphy Brothers Ranch prospect
- Musante Ranch prospect
- Northstar Consolidated claim (Northstar Cons)
- Oversight claim
- Pine Nut prospect
- Poison Oak Mine
- Sunnyside Mine
- Telegraph Line Mine (West Slope; West Slope North Extension; Russell-Telegraph)
- Turnback Creek
- Unnamed Dolomite deposits 
- Unnamed Limestone occurrence 
- Unnamed Magnesite occurrences 
- Woodham Ranch deposits
- Shaws Flat District
- Sonora District
- Soulsbyville & Confidence District
- Emigrant Basin
- Frazer's Mine
- Goodwin Dam
- Grapevine Point
- Tuolumne Co.
- Tuolumne Co.
- Hetch Hetchy Junction
- Joes Point
- Kennedy Meadow
- Kennedy Meadow (Kennedy Meadows)
- Knapp's Ranch
- Lang Gulch
- Marble Springs Mine
- Moccasin Peak area
- Ace of Spades Mine (Redfox claim)
- Marsh Flats Chrome Associates properties
- Williamson Rosenthal and Mertz Mine (Williamson Rosenthal and Mertz claims)
- Montgomery Mine
- Mother Lode Belt
- New Melones Dam
- North Fork Beaver River
- O'Shaughnessy Dam
- Pine Log
- Ragged Peak
- Repeater Hill
- Rosa A Mine
- Rush Creek
- Smith Station
- Amazon claim
- Black Jack and Ida Della occurrence
- Consolidated River placer
- Contention Mine
- Duck Bar placer
- Ella D. & Morning Star Mine
- Glad Acres placer
- Lost & Found placer prospect
- Roosevelt et al prospect (Roosevelt claim; Roosevelt)
- Sailor Boy claim
- Snell Mine
- Stanislaus River
- Tex Mine
- Ton prospect
- True Business claim
- Unnamed Au placer 
- Unnamed Stanislaus River Au-PGE placers 
- Stuart ledge
- Taylor Hill
- Tulloch Dam
- Tulloch Mountain
- Tuolumne Meadows
- Tuolumne River
- Turnback Creek
- West Belt
- West Wonder Mine
- Whisky Hill
- Yosemite Junction
- Beckwith Ranch Mines
- Currie Quarry (Currie Cement Mine)
- McCormick Mine (McCormick property; Terry and Sell lease [WWI])
- Pagan lease
- Peoria Flat
- Blackbird Mine (Blackbird No. 1 & No. 2 prospects; Blackbird No. 2; Blackbird No. 1 & No. 2 claims)
- Grassely claims (Grassely group; Grassley claims; Grassley group; Lopez lease ; Lopes lease)
- Moyle and Seco Lease Mine
- Oliver placer
- Phoenix Mine
- Richards Mine  (Annex Chrome Mine; Rough and Ready Mine )
- Sullivan and Kahl lease
- Unidentified Au-Cr prospects 
- Unnamed Cr occurrences 
- Ziehlke claims group  (Last Chance claim; Morning Glory claim; Murphy lease; Pereira property; C. M. Quigg lease on Pereira property ; C and M Quigg lease)
- Table Mountain Quarry (Table Mountain plant and quarries)
- Unidentified Au prospect 
- Tuolumne Co.
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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Fairbanks, Harold W. (1890), Geology of the Mother Lode region: California Mining Bureau. (Report 10): 10: 23-90.
Goldstone, L. P. (1890), Tuolumne County, Keltz mine: California Mining Bureau (Report 10): 10: 755-757.
Preston, E.B. (1893), Amador, Butte, Calaveras, El Dorado, Lassen, Monterey, Plumas, San Benito, Sierra, Tuolumne Counties, also Salton Lake: California Mining Bureau. (Report 11): 11: 139-178, 200-209, 241-242, 259-262, 323-333, 370-373, 387-393, 400-419, 493-513.
Turner, Henry Ward & F.L. Ransome (1897), Description of the gold belt; description of the Sonora sheet: USGS Geologic Atlas, Sonora folio (Folio No. 41), 7 pp.
Turner, Henry Ward & F.L. Ransome (1898), Description of the gold belt; description of the Big Trees sheet, California: USGS Geologic Atlas, Big Trees folio (Folio No. 51), 8 pp.
Ransome, Frederick Leslie (1900), Description of the Mother Lode district, California: USGS Geological Atlas, Mother Lode (folio No. 63), 11 pp.
Lindgren, Waldemar (1911), The Tertiary gravels of the Sierra Nevada of California: USGS Professional Paper 73, 226 pp.
Tucker, W. Burling (1914), Tuolumne County: California Journal of Mines and Geology, California Mines Bureau (Report 14): 14: 153.
Clarke, F.W. (1915), Analyses of rocks and minerals from the laboratory of the US Geological Survey, 1880-1914: USGS Bulletin 591: 317.
Tucker, W. Burling (1916), Amador, Calaveras, Tuolumne Counties: California Journal of Mines and Geology, California Mining Bureau. (Report 14): 14: 1-172; […(abstract): Geol. Zentralbl., Band 27: 396 (1922)]: .
Taliaferro, Nicholas Lloyd (1918), Coop War Minerals Investigations California Chrome, Tuolumne County, No. 13.
Logan, Clarence August (1921), Auburn field division: California Mining Bureau. (Report 17): 17: 391-490.
Haley, C.S. (1923) Gold placers of California. California Mining Bureau. Bulletin 92, 167 pp.
Logan, Clarence August (1928), Tuolumne County, Butte County: California Mining Bureau. (Report 24): 24: 3-53, 173-210.
Knopf, Adolf (1929), The Mother Lode system of California: USGS Professional Paper 157, 88 pp.; […(abstract): Engineering & Mining Journal: 128: 24 (1929); […Geol. Zentralbl., Band 41: 364-367 (1930)].
Logan, Clarence August (1934), Mother Lode Gold Belt of California: California Division Mines Bulletin 108, 221 pp.
Julihn, C.E. and F.W. Horton (1940), Mines of the Southern Mother Lode Region, Part II - Tuolumne and Mariposa Counties; in: Mineral Industried Survey of the United States, California. U.S. Bureau of Mines, Bulletin 424: 164-168.
Little, James MacFarlane (1942a), Tungsten deposits of the Confidence mining district, Tuolumne County, California, California Journal of Mines and Geology, California Division Mines (Report 38): 38: 283-290.
Cater, F.W., Jr. (1948a), Chromite deposits of Tuolumne and Mariposa Counties, California: California Division Mines Bulletin 134, part 3, chapter 1: 1-32.
Logan, Clarence August (1949), Mines and mineral resources of Tuolumne County, California: California Journal of Mines and Geology: 45(1): 47-83.
Eric, J.H., A.A. Stromquist & C.M. Swinney (1955), Geology and mineral deposits of the Angels Camp and Sonora quadrangles, Calaveras and Tuolumne Counties, California: California Division Mines Special Report 41.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 282, 338.
Moore, L. (1968), Gold resources of the Mother Lode Belt, El Dorado, Amador, Calaveras, Tuolumne, and Mariposa counties, California: U.S. Bureau of Mines Technical Progress Report 5: 1-22.
Tooker, H.T. and P.V. Fillo (1970), Mineral Resources of the Emigrant Basin Primitive Area, California USGS Bulletin 1261-G, 70 pp.
Evans, J.R. and Bowen, O.E. (1977), Geology of the southern Mother Lode, Tuolumne and Mariposa counties, California: California Division of Mines and Geology Map Sheet 36, scale 1:24,000.
Rapp, John (1978), Juniper Uranium Mine, Tuolumne County, California; California Geology: 31(9): 199-202.
Miller, M. (1981), Mineral Resources of the Carson-Iceberg Area, Alpine and Tuolumne Counties, California: MLA Open File Report OFR 8-81.
Zilka, Nicholas T. (1982) MLA Open File Report 49-82, Mineral Resources of the Hoover Wilderness and Proposed RARE II additions 4-662, 5-662, 4-664, 4-666. Mono and Tuolumne Cos., California.
U.S. Bureau of Mines Open File Report MLA 73-83 (1983).
Higgins, C.T. (1997), Mineral land classification of a portion of Tuolumne County, California, for precious metals, carbonate rock, and concrete-grade aggregate: California Division of Mines and Geology Open-File Report 97-09, 85 p.