Mine detail: Bronze Monarch Mine

Previously called 'Martha Washington Mine'

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Location

Lat / long: 46.30759, -122.11286

Resource(M)

Primary: Copper
Secondary: Gold, Silver
Ore: Chalcopyrite, Malachite, Pyrite
Gangue: Quartz
Orebody form: VEIN

Production

Operation type: Unknown
Production size: None
Development status: Occurrence

Geology

Host rock:Spirit Lake Pluton, Main Phase
Host type:Diorite
Tectonic:Cascade Volcanic Arc

References

MRDSM700159
DEP10047834
Reference{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, P. 77.}{Deposit:: LANDES, HENRY, THYNG, W.S., LYON, D.A., ROBERTS, MILNOR, 1902, THE METALLIFEROUS RESOURCES OF WASHINGTON, EXCEPT IRON: WASHINGTON GEOLOGICAL SURVEY ANNUAL REPORT FOR 1901, V. 1, PT. 2, P. 133.}{Deposit:: MOEN, W.S., 1977, ST HELENS AND WASHOUGAL MINING DISTRICTS OF THE SOUTHERN CASCADES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES INF. CIRC. 60, P. 17, 38.}
ReporterPeterson, Jocelyn A., Caress, Mary E. (Evarts, Russ)