Cymru Mine

The Cymru Mine is a copper and silver mine located in Alaska.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Cymru Mine

State: Alaska

County: na

Elevation:

Commodity: Copper, Silver

Lat, Long: 55.13667, -132.19806

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Satelite image of the Cymru Mine

Cymru Mine MRDS details

Site Name

Primary: Cymru Mine
Secondary: Cimru
Secondary: Cymra
Secondary: Excelsior
Secondary: Vesta

Commodity

Primary: Copper
Primary: Silver
Secondary: Gold

Location

State: Alaska

Land Status

Not available

Holdings

Not available

Workings

Type: Surface/Underground

Ownership

Not available

Production

Year: 1916
Time Period: 1906-1916
Mined: 70350.000 mt
Material type: ORE

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1906
Year Last Production: 1915
Discovery Year: 1899
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

Not available

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Type: R
Description: Limestone Strikes N60w, Dips 5 Sw

Alterations

Not available

Rocks

Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Late Permian

Analytical Data

Not available

Materials

Ore: Chalcopyrite
Gangue: Pyrite
Gangue: Quartz
Gangue: Calcite

Comments

Comment (Workings): MAIN WORKING IS A 500 FT LONG TRENCH

Comment (Deposit): FOUR VEINS EACH 1 TO 10 FEET THICK

Comment (Geology): LIMESTONE IS INTERBEDDED WITH QUARTZITE AND GREENSTONE SCHIST

References

Reference (Deposit): USGS PROFESSIONAL PAPER 1, P. 79.

Reference (Deposit): USGS BULL 314, P. 69.

Reference (Deposit): USGS BULL 347, P. 132-134.

Reference (Deposit): USGS BULL 642, P. 83

Reference (Deposit): USGS BULL 1246, P. 175.

Reference (Deposit): ADGGS SPECIAL REPORT 1, P. 27.

Reference (Deposit): USGS MF 433.

Reference (Deposit): USGS OF 78-869, P. 52-53.

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