The Niagra Mine is a gold and silver mine located in Yavapai county, Arizona at an elevation of 3,320 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: 3,320 Feet (1,012 Meters)
Commodity: Gold, Silver
Lat, Long: 34.19972, -112.84611
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.
Niagra Mine MRDS details
Site Name
Primary: Niagra Mine
Secondary: Key Group
Commodity
Primary: Gold
Primary: Silver
Secondary: Copper
Location
State: Arizona
County: Yavapai
District: Martinez District
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Findley, Mcdonald, Phillips
Years: 1943 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Year First Production: 1894
Year Last Production: 1943
Discovery Year: 1883
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: LENSES
Structure
Type: R
Description: Granite Is Massive And Unfoliated
Type: L
Description: Veins Parallel Andesite Dikes Which Trend E-W To Ne And Dip At Low Angles, Less Than 40 Deg.
Alterations
Alteration Type: L
Alteration Text: None
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Silver
Ore: Galena
Gangue: Quartz
Comments
Comment (Deposit): DEPOSIT IS QUARTZ VEIN WHICH CUTS PRECAMBRIAN GRANITE. VEIN USUALLY ASSOCIATED WITH ANDESITE AND MAFIC DIKES WHICH DIP SHALLOWLY TO THE NORTH.
Comment (Deposit): MOST PRODUCTION FROM THE NIAGRA (200,000 TONS) IS CREDITED TO THE CONGRESS MINE IN PRODUCTION DATA. ; INFO.SRC : 2 UNPUB REPT
Comment (Deposit): THIS RECORD IS NOT A DUPLICATE OF CONGRESS MINE, RECORD NO. M003323.
Comment (Location): SHAFT LOCATED SOUTHEAST OF CONGRESS MINE SHAFT IN SECTION 23.
Comment (Production): PRODUCTION FROM THIS MINE INCLUDED WITH THAT OF CONGRESS MINE.
Comment (Development): ORIGINALLY, THE NIAGRA WAS WORKED AS PART OF THE CONGRESS MINES
Comment (Workings): EARLY DEVELOPMENT INVOLVED 3 SHAFTS OF 1,000 FT, 2,050 FT, 1,800 FT DEEP RESPECTIVELY. AFTER 1936, WORK WAS BEING DONE ON A SHAFT 250 FT DEEP.
References
Reference (Deposit): AZ. DEPT. MIN. RESOURCES FILE DATA (CONGRESS MINE)
Reference (Deposit): ABGMT CLIPPINGS FILE (NIAGRA, KEY)
Reference (Deposit): USBM-ABGMT FILE DATA
Reference (Reserve-Resource): NIEMUTH, 1987.
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.