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Ibex Mine (Little Jonny Mine), Breece Hill, Leadville, Leadville District, Lake Co., Colorado, USA

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Latitude & Longitude (WGS84): 39° 14' 45'' North , 106° 13' 58'' West
Latitude & Longitude (decimal): 39.24583,-106.23278
Köppen climate type:Dfc : Subarctic climate


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Mineral List

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

25 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

Pennsylvanian
298.9 - 323.2 Ma



ID: 2742619
Minturn Fm in west-central and south-central and other units

Age: Pennsylvanian (298.9 - 323.2 Ma)

Stratigraphic Name: Minturn Formation

Description: Arkosic sandstone, conglomerate, shale, and limestone. Includes Madera Fm and Sharpsdale Fm of Chronic (1958) in Sangre de Cristo Range and Gothic Fm of Langenheim (1952) in Elk Mountains. Other units of Middle Pennsylvanian age.

Lithology: Major:{arkose,conglomerate,shale}, Minor:{limestone}

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
  • Colorado
    • Lake Co.
      • Leadville District
        • Leadville

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

Emmons, Samuel F. (1886), Geology and Mining Industry of Leadville Colorado.

Loughlin, G. F. (1918), The Oxidized Zinc Ores of Leadville Colorado.

Palache, C., Berman, H. & Frondel, C. (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 286.

Mineral and/or Locality  
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