Mine detail: Roberts Copper Mine

Previously called 'Patterson PropertyCove Meadow DepositNe Plus Ultra Claims PatentedNBMG Sample Site 2442'

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Location

Lat / long:

41.56404, -118.80795

Resource(M)

Primary:	Copper
Secondary:	Gold, Silver
Tertiary:	Iron, Tungsten
Ore:	Chrysocolla, Copper, Cuprite, Limonite, Magnetite, Malachite
Orebody form:	TABULAR, LENSES
Discovery year:	1875

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1948

Geology

Host rock:	Happy Creek Volcanic Series
Host type:	Diorite,Andesite
Associated type:	Diorite
Alteration processes:	Silicification, Chloritization

References

MRDS	M232689
DEP	10045037
Reference	{Deposit:: WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT COUNTY, NEVADA; NBMG, BULL. 59.}{Deposit:: TRENGROVE, R.R., 1950, INVESTIGATION OF THE COVE MEADOW COPPER DEPOSIT, HUMBOLDT COUNTY, NEVADA; USBM REPORT OF INV. 4694.}{Deposit:: JONES, R.B., 1984, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.}{Deposit:: NBMG STAFF, 1985, NBMG OFR 85-3.}
Reporter	La Pointe, D.D., Li, Zhiping (Peters, S.)