Lat / long: | 33.13482, -109.30843 |
Primary: | Gold |
Secondary: | Copper, Silver, Lead, Zinc |
Ore: | Bornite, Chalcocite, Chalcopyrite, Pyrite |
Gangue: | Kaolin, Sulfur |
Orebody form: | CONTIGUOUS LENSE AND SHOOT DEPOSITS |
Discovery year: | 1890 |
Operation type: | Unknown |
Production size: | Small |
Development status: | Past Producer |
First production started: | 1911 |
Last production ended: | 1943 |
Host rock: | Modoc Limestone;Morenci Shale;Longfellow Limestone |
Host type: | Granite |
Associated rock: | Precambrian Granite Basement;Morenci Granite Porphyry |
Associated type: | Quartz Monzonite,Diorite |
Structure: | Granite Mass Cut By W-E Trending Dikes Of Porphyry, Diorite, And Phonolite; Dikes Run At Acute And Right Angles To Vein System, N-Trending Quartzitic Fissure Veins With Well-Defined Contacts Between Granite And Sedimentary Rocks; Polaris Property Contains 10 Nearly Vertical Quartz And Porphyry-Filled Veins That Are Traceable On Surface |
Tectonic: | Great Fault Block Ne Of Copper King Mountain; Downthrow Of About 1000 Ft |
Alteration processes: | Surface Oxidation To Unknown Depths |
MRDS | M800401 |
DEP | 10048278 |
Reference | {Deposit:: ABGMT-USBM FILE DATA}{Deposit:: ARIZONA DEPARTMENT OF MINERAL RESOURCES FILE DATA, UNDER POLARIS GROUP AND PARROT GROUP}{Deposit:: ABGMT CLIPPINGS FILE, UNDER POLARIS MINING AND MILLING CO, VICTORY MINING CO}{Deposit:: STEVENS, H.J., 1911, THE COPPER HANDBOOK, VOL. X, PAGE 1422, POLARIS MINING AND MILLING CO}{Deposit:: BENNETT, K.C., 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA: M.S. THESIS, UNIVERSITY OF ARIZONA, 153P.}{Deposit:: BLM DISTRICT SHEET 838}{Deposit:: USGS PP 43, P. 363}{Deposit:: USBM FILES; AMAX INC.}{Deposit:: WEED, W.H., 1916, THE MINES HANDBOOK, VOL. XII, PAGES 933-934, POLARIS MINING AND MILLING CO}{Deposit:: MINING REPORTER V. LIII, NO. 16, (APRIL 19, 1906), REVIVAL OF GOLD MINING IN CLIFTON-MORENCI, AZ, DISTRICT} |
Reporter | Calder, Susan R. |