Mine detail: Grand Pacific Claim

Previously called 'Zontelli WesternMardunWhite MesaNavajo Pacific'

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Location

Lat / long:

36.62973, -111.44602

Resource(M)

Primary:	Copper
Tertiary:	Silver
Ore:	Bornite, Chalcocite, Chrysocolla, Cuprite, Malachite
Gangue:	Limonite
Orebody form:	TABULAR
Discovery year:	1885

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Medium
Development status:	Past Producer
Last production ended:	1967

Geology

Host rock:	Host Rock Type Is Referred To As The Navajo Sandstone
Host type:	Sandstone
Structure:	10 Mi E Of Echo Cliffs Monocline
Alteration processes:	Oxidation Of Copper Sulfiors Was Strong

References

MRDS	M002730
DEP	10102466
Reference	{Deposit:: MAYO, E. B., 1955 , METILLIFEROUS MINERALS AND MINERAL FUELS, MINERAL RESOURCES, NAVAJO-HOPI INDIAN RESERVATION, ARIZONA-UTAH, VOLUME I, P. 19 - 32 .}{Deposit:: READ, C. B., 1943 , COPPER DEPOSITS OF THE WHITE MESA MINING DISTRICT, COCONINO CO., ARIZONA: USGS OPEN FILE REPORT.}{Deposit:: USBM CARD FILES.}{Deposit:: ADMR MARDUN MINE FILE}{Deposit:: ABGMT-USBM FILE DATA.}{Production:: MAYO, 1955}
Reporter	Bright, Daniel (Creasey, S.C.)