Arizona · Yuma County
Past Producer

Gila City Mine

Yuma County, Arizona, United States
Gold
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit sizeS
Ore controlMost Of The Gold Was Found At Or Near Bedrock In The Gulches But A Considerable Amount Was Recovered From The Benches. Gravels More Than 15 Feet Above Bedrock Have Not Been Profitable
Materials
Ore mineralsGold
Geology
Host rockSand and Gravel
StructureFaulted Against The Schist Of The Main Mountain Mass Is The Series Of Probable Tertiary Sedimentary Rocks That Constitute The Bedrock Of The Bench And Of The Placer Deposits. These Beds Consist Of Well-Stratified, Weakly Consolidated Locally Mud-Cracked Clays, Marls, Arkoses, And Sandstones. More Or Less Faulting And Tilting Are Evident Throughout This Formation. After Tilting, These Beds Were Beveled To A Pediment
Economic & production
Development statusPast Producer
Identification
Deposit ID10102461
MRDS IDM002578
Alternate namesDome Placers
RegionNA
Data scoreB
Coordinates32.75091, -114.39106
References
BUTLER, G.M.; 1937; ARIZONA GOLD PLACERS AND PLACERING: ARIZ. B.M. BULLETIN 142, P. 16BUTLER, G.M.; 1952; ARIZONA GOLD PLACERS AND PLACERING: ARIZ. B.M. BULLETIN 160, P. 18ELSING, M.J.; HEINEMAN, R.E.S; 1936; ARIZONA METAL PRODUCTION: ARIZ. B.M. BULLETIN 140, P. 104JOHNSON, M.G.; 1972; PLACER GOLD DEPOSITS OF ARIZONA: U.S.G.S. BULLETIN 1355, P. 67A.B.M. BULLETIN 142, P. 17; A.B.M. BULLETIN 140, P. 104