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Providence Gold Quartz Mine (Providence Gold Qtz; Providence Mine), Nevada City, Nevada City District, Nevada Co., California, USA

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Latitude & Longitude (WGS84): 39° 15' 19'' North , 121° 2' 6'' West
Latitude & Longitude (decimal): 39.25528,-121.03500
Köppen climate type:Csa : Hot-summer Mediterranean climate


A former lode Au mine located in secs. 11, 12 & 13, T16N, R8E, MDM, about 1/3 mile W of Nevada City, E of Providence Mine Road, S of Deer Creek near the sewerage treatment plant. MRDS database accuracy for this location is not stated.

Mineralization is hosted in granite and slate. The ore body strikes NE and dips SE at a thickness of 1.52 meters. Local rocks include Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains).

Workings include underground openings with a l of 1,097.28 meters and an overall depth of 533.4 meters and are comprised of crosscuts, stopes and 11 drifts.

Production data are found in: MacBoyle (1918).

No other production record was found.

Mineral List

Mineral list contains entries from the region specified including sub-localities

12 valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Jurassic
145 - 201.3 Ma



ID: 2757888
Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains)

Age: Jurassic (145 - 201.3 Ma)

Stratigraphic Name: Copper Hill Volcanics; Gopher Ridge Volcanics; Logtown Ridge Formation; Mariposa Formation; Monte de Oro Formation; Oregon City Formation; Peaslee Creek Volcanics; Penon Blanco Formation; Brower Creek Volcanic Member; Smartville Complex

Description: Undivided Mesozoic volcanic and metavolcanic rocks. Andesite and rhyolite flow rocks, greenstone, volcanic breccia and other pyroclastic rocks; in part strongly metamorphosed. Includes volcanic rocks of Franciscan Complex: basaltic pillow lava, diabase, greenstone, and minor pyroclastic rocks.

Comments: Western Sierra Nevada and western Klamath Mountains. Mostly basaltic to andesitic breccias, flows, and tuffs, metamorphosed but with primary volcanic features generally recognizable. Minor associated sandstone and conglomerate. Largely or entirely of marine origin. Includes some rocks interpreted as ophiolites (Smartville complex)

Lithology: Major:{mafic volcanic}, Minor:{felsic volcanic}, Incidental:{chert, sandstone, conglomerate}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


Localities in this Region

USA
  • California
    • Nevada Co.
      • Nevada City District
        • Nevada City
          • Providence Gold Quartz Mine (Providence Gold Qtz; Providence Mine)

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.

References

Crawford, James John (1894), Twelfth report of the State Mineralogist: California Journal of Mines and Geology, California Mining Bureau. (Report 12): 12: 198-199.

Lindgren, Waldemar (1896a), The gold-quartz veins of Nevada City and Grass Valley districts, California: USGS 17th. Annual Report, part 2: 1-262; […(abstract): A.I.M.E. Transactions: 14: 667-668 (1897-98); …(abstract): Zeitschr. Prakt. Geologie, Jahrg. 7: 210-213 (1899)]: 116, 117, 120.

MacBoyle, Errol (1918), Mines and mineral resources of Nevada County: California Journal of Mines and Geology, California Mining Bureau: 16: 138.

Foote, A.B. (1941), The Price of Gold: California Journal of Mines and Geology: 37(3): 462, Pl. 3.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 62, 106, 203.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 27 (map 2-15), 51, 105.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10101229.

 
Mineral and/or Locality  
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