The Allison Mine is a gold and silica mine located in Pima county, Arizona at an elevation of 3,652 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 3,652 Feet (1,113 Meters)
Commodity: Gold, Silica
Lat, Long: 31.81528, -111.63361
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Allison Mine MRDS details
Site Name
Primary: Allison Mine
Secondary: Chance, El Oro, Old Gold
Secondary: Side Veins: Fourth of July, Roberts
Commodity
Primary: Gold
Primary: Silica
Secondary: Silver
Secondary: Quartz
Secondary: Copper
Secondary: Lead
Tertiary: Manganese
Location
State: Arizona
County: Pima
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Year: 1961
Time Period: 1890-1961
Material type: ORE
Description: Cp_Grade: ^0.22 Oz Au/Ton, 2.7 Oz Ag/Ton, Minor Pb,Cu
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1898
Discovery Year: 1888
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: L
Description: Allison Fault Zone - N30 W; 75-80 W
Alterations
Alteration Type: L
Alteration Text: Portions Of Vein Containing Abundant Manganese And Iron Oxides Have Richest Ore.
Rocks
Name: Rhyolite
Role: Associated
Age Type: Host Rock Unit
Age Young: Miocene
Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Miocene
Analytical Data
Not available
Materials
Ore: Gold
Ore: Argentite
Unknown: Quartz
Comments
Comment (Development): WORK FROM 1955 TO 1961 WAS ON SIDE VEINS EAST OF ALLISON VEIN WORKINGS; PREVIOUS OWNERS INCLUDE TON REED GOLD MINING CO, OLD GOLD MINING CO ; ECON.COM: OLD MILL IS NOW IN RUINS.
Comment (Workings): 3 LEVELS AT 400, 525, AND 625 FOOT LEVELS; WITH A TUNNEL AT 200 FOOT LEVEL, AND DRIFTS, RAISES AND WINZES BETWEEN LEVELS. BEST ORE AT 400 & 525 LEVELS. SEVERAL THOUSAND FEET OF UNDERGROUN WORKINGS IN TOTAL.
Comment (Deposit): 20 UNPATENTED CLAIMS.
Comment (Location): UNSURVEYED AREA
Comment (Deposit): MINERALIZED QUARTZ VEINS OCCUR IN SHAR ZONES IN SEDIMENTARY ROCKS, RHYOLITIC-ANDESITIC FLOWS AND INTRUSIONS. SIDE VEINS INCLUDE THE 4TH OF JULY AND ROBERTS, WHICH ARE BOTH NEAR VERTICAL.
References
Reference (Deposit): WILSON, CUNNINGHAM, AND BUTLER, 1934, ARIZONA LODE GOLD MINES: ARIZ. BUREAU OF MINES BULL. 137.
Reference (Deposit): WORCESTER, A.W., 1931, ALLISON MINE OF THE EL ORO MINING CO.: MINING JOURNAL, V. 15, NO. 3, P. 5-6.
Reference (Deposit): FAIR, C.L., 1965, GEOLOGY OF FRESNAL CANYON AREA: UNIV ARIZ. PH.D. - THESIS.
Reference (Deposit): KEITH, S.B., 1974, ABM BULLETIN 189, P. 107.
Reference (Deposit): ARIZONA DEPT OF MINERAL RESOURCES FILE DATA.
Reference (Deposit): PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERALS CARD FILE.
Reference (Other Database): CIMRI
Reference (Production): KEITH,1974; 2ND AND 3RD NUMBERS FROM WILSON,1934.
Reference (Deposit): NOWLAN, G.A., HAXEL, G.B., HANNA, W.F., PITKIN, J.A., DIVELEY-WHITE, D.V., MCDONNELL, J.R., JR., AND LUNDBY, WILLIAM, 1989, MINERAL RESOURCES OF THE BABOQUIVARI PEAK AND COYOTE MOUNTAINS WILDERNESS STUDY AREAS, PIMA COUNTY, ARIZONA: U.S. GEOLOGICAL SURVEY BULLETIN 1702, 30 P.
Reference (Deposit): PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES REPORT 4, 185 P.
Arizona Gold
"Where to Find Gold in Arizona" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Arizona.
