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White Elephant Mine, Cicero Peak, Pringle, Custer District, Custer Co., South Dakota, USA

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Latitude & Longitude (WGS84): 43° 39' 22'' North , 103° 34' 57'' West
Latitude & Longitude (decimal): 43.65611,-103.58250
GeoHash:G#: 9xy26gme2
Locality type:Mine
Köppen climate type:Dfb : Warm-summer humid continental climate


Pegmatite


Mineral List


42 valid minerals. 1 (TL) - type locality of 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

Paleoproterozoic
1600 - 2500 Ma



ID: 3191697
Paleoproterozoic crystalline metamorphic rocks

Age: Proterozoic (1600 - 2500 Ma)

Lithology: Paragneiss

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Paleoproterozoic
1600 - 2500 Ma



ID: 2472539
Metamorphosed quartzite

Age: Proterozoic (1600 - 2500 Ma)

Description: Tan quartzite and quartzose schist lacking interbedded phyllite or graywacke. Exposed south and east of Custer. Correlation with other Early Proterozoic units in Black Hills poorly known. Thickness may be in thousands of meters.

Reference: Redden, J.A., E. DeWitt. Maps Showing Geology, Structure, and Geophysics of the Central Black Hills, South Dakota. U.S. Geological Survey Scientific Investigations Map 2777. [73]

Paleoproterozoic
1600 - 2500 Ma



ID: 2727148
Metagraywacke

Age: Proterozoic (1600 - 2500 Ma)

Description: Light- to dark-gray, silceous mica schist and impure quartzite. Differentiated where possible into three primary tongues or lenses. (Xgw1, Xgw2, and Xgw3) Thickness from 1,000 ft to over 5,000 ft (305-1,524 m).

Lithology: Major:{mica schist,quartzite}

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



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

Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Moore, P. B., (1976): I. Jahnsite, segelerite, and robertsite, three new transition metal phosphate species. II. Redefinition of overite, an isotype of segelerite. III Isotypy of robertsite, mitridatite, and arseniosiderite. American Mineralogist: 59: 48-59.
Seaman (1976), Pegmatite Minerals of the World.
Dunn, P.J., D.R. Peacor, W.L. Roberts, T.J. Campbell, and R.A. Ramik (1984), Walentaite, a new calcium iron arsenate phosphate from the White Elephant mine, Pringle, South Dakota. Neues Jahrbuch für Mineralogie, Monatshefte: 1984: 169-174.
Mineralogical Magazine (1988): 52: 505-508.
Moore, P. B., (2000), Analyses of Primary Phosphates from Pegmatites in Maine and Other Localities, in V. T. King (editor), Mineralogy of Maine. Mining History, Gems, and Geology, Maine Geological Survey, Augusta, Maine, p. 333-336.
Rocks & Minerals (2000): 75(3): 156-169.
Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV.
Roberts and Rapp, Mineralogy of the Black Hills, SDSMT Bulletin 18.

Mineral and/or Locality  
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