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Glacier Peak Mine (Miners Ridge Mine; Calumet Mine), Plummer Mountain, Glacier Peak District, Snohomish Co., Washington, USA

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Latitude & Longitude (WGS84): 48° 11' 51'' North , 120° 58' 44'' West
Latitude & Longitude (decimal): 48.1975, -120.978888889
Other regions containing this locality:North America

Sections 9, 10, and 11 T31N-R15E

A Cu,Mo,W,Ag,Au Mine

This mine is located on the South and East slopes of Plummer Mountain, ~1.75 miles west of Suiattle Pass, in the Glacier Peak Wilderness

It worked a stockwork porphyry copper-molybdenum system consisting of three major deposits, the Main, the Northeast, and the Eastern Area

Developments include 6 adits 100'-150' long, with one 450' long, and 34685' of Drill holes

Mineral List

28 valid minerals.

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- Huntting, M. (1956): Inventory of Washington Minerals, Part II, Metallic Minerals, Vol. 1, p. 84.
- Cannon, B. (1975): Minerals of Washington, p.77,80,84,85,147
- Lasmanis, R., et al. (1990): Metal Mines of Washington-Preliminary Report, pp. 347-348.
- Singer, D.A., Berger, V.I., and Moring, B.C. (2008): Porphyry copper deposits of the world: Database and grade and tonnage models, 2008. US Geological Survey Open-File Report 2008-1155.

Mineral and/or Locality  
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