Arizona Central Mine

Greenlee County, Arizona, United States

Copper Zinc Iron

Land & claims · BLM · live

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BLM MLRS ↗Claims at this point ↗Surface mgmt ↗

Surface manager + active mining claims at this point, live from BLM. The "open to location" notes are a general 1872-Mining-Law guide, not BLM output — decision-support only; verify with BLM MLRS and on the ground before staking or entry.

Commodities

PrimaryCopper

SecondaryZinc, Iron

Commodity typeMetallic

Deposit

Deposit sizeMedium

WorkingsSurface/Underground

Orebody formIRREGULAR

Ore controlMajority Of Ore Is Contained In The Ne Trending Williams Vein Which Follows A Porphyry Dike Of Greatly Varying Width; Concentrated Along Contact Between Sedimentary Rocks And Porphyry; Lode Follows Apache Fault Zone On Se Side Of Property

Materials

Ore mineralsChalcocite, Chalcopyrite, Cuprite, Goslarite, Magnetite, Malachite, Pyrite, Sphalerite

GangueEpidote, Garnet, Limonite, Pyroxene, Tremolite

Geology

Host rockLimestone · Modoc Limestone;Morenci Shale;Longfellow Limestone

Associated rockGranite · Morenci Granite Porphyry;Coronado Quartzite

StructureNe Trending Fissure Veins; Porphyry Dike Of 500 Ft Maximum Width Connects In 2 Places With The Main Porphyry Mass Of Copper Mountain, Ne Trending Fissure Veins Are Partly In Porphyry And Partly In Contact-Metamorphosed Limestones; Veins Occasionally Outcrop On Surface; Apache Fault, N45w, 65 Ne, 15 Associated With Faults That Cut The Deposit

Tectonic settingComplex Copper Mountain Fault System With Substantial Vertical Displacement; Fault Blocks Generally Downthrown To Ne

AlterationSericitization Of Granite With The Introduction Of Pyrite And Chalcopyrite In Veinlets

Economic & production

Development statusProducer

First production1882

Last production1920

Discovery year1870

Description

Jim Bullard, John Swisshelm

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References

USGS PP 43, P. 281-291.BLM DISTRICT SHEETS 840 AND 841.WATT, ROBERTA, 1956, HISTORY OF MORENCI ARIZONA, M.A. THESIS, UNIVERSITY OF ARIZONA.CLELAND, ROBERT G., 1952, A HISTORY OF PHELPS DODGE, P. 81.ARIZ BUR MINES BULL 149, NO 15.ABGMT-USBM FILE DATA.CIMRI

Identification

Deposit ID10111298

MRDS IDM800414

Alternate namesCopper Mountain Tunnel, Detroit Copper Co. Group, Williams Vein, Arizona Central Vein

RegionNA

Data scoreB

Coordinates33.07677, -109.36871