Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit typePlacer
Deposit sizeS
Orebody formDISPERSED FLAKES IN STREAM GRAVELS
Ore controlElevated Stream Gravels Resting On Gila Conglomerate; Shallow Gullies Of Tributary Canyons
Materials
Ore mineralsGold
GangueGravel
Geology
Host rockGravel,Conglomerate · Gila Conglomerate
Associated rockGranite
StructureFine Flakes Of Gold Recovered From Well-Graded Stream Gravels And From Coarse, Roughly Bedded Gila Conglomerate In The Hills Around Morenci And On The Se Slopes Of Copper King Mountain, Placer Gold Found In Sand Extensively Mixed With Relatively Unconsolidated Gravels Containing Volcanic Rocks, Granite, Limestone, And Quartz Porphyry
Tectonic settingPrecipitous Gully Terrain; Erosion Has Produced Nearly Vertical Bluffs Of Gila Conglomerate
AlterationSurface Oxidation Of Gold-Bearing Veins In The Vicinity
Economic & production
Development statusProducer
Identification
Deposit ID10026955
MRDS IDM001275
RegionNA
Data scoreB
Coordinates33.05982, -109.32121
References
JOHNSON, M.G., 1972, PLACER GOLD DEPOSITS OF ARIZONA: U.S.G.S. BULLETIN 1355, P. 15.BLM DISTRICT SHEET 842.USGS PROF PAPER 43 (1905), P. 75-77, 212.BENNETT, 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA: M.S. THESIS UNIVERSITY OF ARIZONA, 153 P.CIMRI