Location: | Greenlee County, Arizona, United States, North America |
Lat / long: | 33.07677, -109.36871 |
dep_id: | 10111298 |
mrds_id: | M800414 |
Commodity type: | metallic |
Major mineral: | Copper |
Minor mineral: | Iron, Zinc |
Operation type: | Unknown |
Production size: | Medium ammount of material produced |
Development status: | Producer |
ore: | Chalcocite, Chalcopyrite, Cuprite, Goslarite, Magnetite, Malachite, Pyrite, Sphalerite |
gangue: | Epidote, Garnet, Limonite, Pyroxene, Tremolite |
orebody_fm: | IRREGULAR |
work_type: | Surface/Underground |
alteration: | Sericitization Of Granite With The Introduction Of Pyrite And Chalcopyrite In Veinlets |
conc_proc: | Extensive Surface Leaching Zone Immediately Adjoined By Chalcocite Ore Bodies; Cuprite Occurs At The Upper Limit Of The Chalcocite Zone Near The Contact Of Porphyry And Metamorphic Rock (At Depths Of 200 To 300 Ft) As A Decomposition Product Of Chalcocite; Secondary Enrichment And Mineralization Along Fissure Veins |
ore_ctrl: | Majority 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 |
Reporter: | Calder, Susan R. |
hrock_unit: | Modoc Limestone;Morenci Shale;Longfellow Limestone |
hrock_type: | Limestone |
arock_unit: | Morenci Granite Porphyry;Coronado Quartzite |
arock_type: | Granite |
Structure: | Ne 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: | Complex Copper Mountain Fault System With Substantial Vertical Displacement; Fault Blocks Generally Downthrown To Ne |
Year first produced: | 1882 |
yr_lst_prd: | 1920 |
disc_yr: | 1870 |
discr: | Jim Bullard, John Swisshelm |
References: |
- Deposit:: USGS PP 43, P. 281-291.
- Deposit:: BLM DISTRICT SHEETS 840 AND 841.
- Deposit:: WATT, ROBERTA, 1956, HISTORY OF MORENCI ARIZONA, M.A. THESIS, UNIVERSITY OF ARIZONA.
- Deposit:: CLELAND, ROBERT G., 1952, A HISTORY OF PHELPS DODGE, P. 81.
- Deposit:: ARIZ BUR MINES BULL 149, NO 15.
- Deposit:: ABGMT-USBM FILE DATA.
- Other Database:: CIMRI
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