The Postmaster Mine is a gold and silver mine located in Yavapai county, Arizona at an elevation of 6,220 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: 6,220 Feet (1,896 Meters)
Commodity: Gold, Silver
Lat, Long: 34.45278, -112.34528
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.
Postmaster Mine MRDS details
Site Name
Primary: Postmaster Mine
Commodity
Primary: Gold
Primary: Silver
Secondary: Copper
Secondary: Lead
Tertiary: Zinc
Location
State: Arizona
County: Yavapai
District: Ticonderoga District
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: D. W. Ingram, L. M. White
Years: 1941 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Deposit Type: Vein
Operation Type: Unknown
Year First Production: 1902
Year Last Production: 1942
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: R
Description: Foliation In Precambrian Rocks Trends N25e
Type: L
Description: Veins Parallel Foliation For Most Part
Alterations
Alteration Type: L
Alteration Text: None
Rocks
Name: Andesite
Role: Host
Age Type: Associated Rock Unit
Age in Years: 1720.000000+-
Dating Method: U-Pb (zircon)
Material Analyzed: Zircon
Age Young: Proterozoic
Name: Tuff
Role: Host
Age Type: Host Rock Unit
Age in Years: 1720.000000+-
Dating Method: U-Pb (zircon)
Material Analyzed: Zircon
Age Young: Proterozoic
Name: Tuff
Role: Associated
Age Type: Host Rock Unit
Age in Years: 1720.000000+-
Dating Method: U-Pb (zircon)
Material Analyzed: Zircon
Age Young: Proterozoic
Name: Andesite
Role: Associated
Age Type: Associated Rock Unit
Age in Years: 1720.000000+-
Dating Method: U-Pb (zircon)
Material Analyzed: Zircon
Age Young: Proterozoic
Analytical Data
Not available
Materials
Ore: Sphalerite
Ore: Gold
Ore: Chalcopyrite
Gangue: Pyrite
Gangue: Quartz
Comments
Comment (Workings): LEVELS INCLUDE MAIN, 200, 375, 475 FT. SHAFT EXTENDS 75 FT BELOW CROSSCUT LEVEL. 1100 FT CROSSCUT AT LOW LEVEL IN MINE CONNECTS ORIGINAL WORKINGS
Comment (Location): USGS BULL 1336 USED FOR LOCATION. POSTMASTER ASSUMED TO NOT BE EQUAL TO NEW ERA OR MERCHANTS HOME, ALTHOUGH LOCATED NEAR THEM.
Comment (Geology): DEPOSIT IS VEIN WHICH CUTS PRECAMBRIAN METAVOLCANIC ROCKS.
References
Reference (Deposit): USGS BULL 782, P. 135
Reference (Deposit): USBM-ABGMT FILE DATA
Reference (Deposit): USGS BULL B-1336, PLATE 1
Reference (Deposit): USGS GEOL. MAP GQ 997
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.
