Arizona · Cochise County
Past Producer
Defense Mine
Cochise County, Arizona, United States
Lead
Gold
Silver
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USGS source ↗
Commodities
Primary
Lead, Gold, Silver
Commodity type
M
Deposit
Deposit size
S
Orebody form
VEIN
Materials
Ore minerals
Gold
Geology
Host rock
Clastic Sedimentary Rock · Bisbee Group Beds
Structure
In Tombstone Basin, Along Defense Fissure. Fissure Trends Ne, Becoming Easterly At Its East End
Alteration
Bisbee Limestone Is Recrystallized. Sand And Shale Converted To Hornfels Prior To Mineralization
Economic & production
Development status
Past Producer
Identification
Deposit ID
10046213
MRDS ID
M241065
Alternate names
Northwest Shaft, Norhtwest Mine
Region
NA
Data score
B
Coordinates
31.70791, -110.06872
References
KEITH, S B, 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P 75.ABM BULL 143, 1938KEITH, 1973, ARIZ BUR OF MINES BULL 187.