Commodities
PrimaryCopper
TertiaryZinc
Commodity typeM
Deposit
Deposit sizeS
Ore controlNe Trending Fissures In Sedimentary Sequences; Contact Metamorphic Replacements Along The Margin Of Porphyry Intrusions
Materials
Ore mineralsChalcopyrite, Pyrite, Sphalerite
GangueEpidote, Limonite, Magnetite, Orthoclase, Quartz
Geology
Host rockQuartzite · Longfellow Limestone
Associated rockDiorite · Coronado Quartzite;Morenci Granite Porphyry
StructureNe Trending Granite Porphyry Dikes; Alternating Sandstone And Shale Beds Form Irregular Areas Almost Entirely Surrounded By Morenci Granite Porphyry, E-W Trending Fissure Vein With Well-Defined Footwall Of Quartzite And Hanging Wall Of Limestone
Tectonic settingCayuga Fault; Heavy Beds Of Quartzite Are Upthrown On The North Side Of Cayuga Fault And Connect With The Great Quartzite Block Of Coronado Ridge
AlterationDistinct Contact Metamorphic Zone Between Limestones And Porphyry, Assoicated With A Hardening Of Sedimentary Layers And Substantial Development Of Epidote And Magnetite
Economic & production
Development statusProducer
Identification
Deposit ID10048288
MRDS IDM800417
RegionNA
Data scoreB
Coordinates33.08482, -109.39704
References
BLM DISTRICT SHEET 840.USGS PP 43, P. 297-298.BENNET, K.C., 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA: M.S. THESIS, UNIVERSITY OF ARIZONA, 153 P.CIMRI