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Gray Eagle Mine (Comet Mine), Mount Thompson, Cataract District (Comet District; Basin District), Jefferson Co., Montana, USA

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Latitude & Longitude (WGS84): 46° 18' 48'' North , 112° 11' 56'' West
Latitude & Longitude (decimal): 46.3133333333, -112.198888889
Other regions containing this locality:North America


A former lode Zn-Ag-Cu-Pb-Au-As-Mo-U-Sb mine located 1.7 km (5,500 feet) SE of Mount Thompson (coordinates of record).

Structure: Comet - Gray Eagle Shear Zone, Roof Pendant Of Elkhorn Mountains Volcanics, Boulder Batholith, South-Trending Syncline In Elkhorn Mountains Volcanics
Host Rock: Mafic Gneiss, Welded Tuff
Tectonic Structure: Cordilleran Miogeosyncline

Production:: MBMG BULL 16, P. 30

Mineral List


10 valid minerals.

Rock Types Recorded

Entries shown in red are rocks recorded for this region.

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!



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

BULL-16, P. 29-30

USGS BULL 527, P. 121

USGS BULL 842, P. 287-89.

USGS PP 428, P. 40, 42, 53, 54, 84, 86.

MBMG BULL 7.

MBMG BULL 10, P. 25

MONTANA DEPARTMENT OF STATE LANDS. ABANDONED HARDROCK MINES PRIORITY SITES, SUMMARY REPORT, MARCH 1994, P. 5-110.

MONTANA BUREAU OF MINES & GEOLOGY MEMOIR 20, 1940, P. 36.

 
Mineral and/or Locality  
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