The Gold Hill Mine is a gold mine located in Boise county, Idaho at an elevation of 4,800 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: 4,800 Feet (1,463 Meters)
Commodity: Gold
Lat, Long: 43.96167, -115.97917
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.
Gold Hill Mine MRDS details
Site Name
Primary: Gold Hill Mine
Secondary: Consolidated Gold Hill and Iowa Groups Mine
Commodity
Primary: Gold
Tertiary: Silver
Tertiary: Lead
Tertiary: Zinc
Location
State: Idaho
County: Boise
District: Boise Basin
Land Status
Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Miller, J. L.
Owner Name: Boise Ridge Mining And Milling
Years: 1975 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Deposit Type: Vein
Operation Type: Unknown
Year First Production: 1864
Discovery Year: 1862
Discovery Method: Ore-Mineral Not In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Sawtooth Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR, LENSES, SEAMS, BUNCHES
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Oxidation, Silicified, Sericitization, Bleaching
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Pliocene
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Analytical Data: A 1924 HIGH - GRADE CONCENTRATE ASSAYED 79.02 OZ/TON AU, 112.7 OZ/TON AG, 5.03% BI., 6.6% PB, 0.21% CU. ANDERSON (1947) REPORTS MUCH OF THE ORE FROM THE LOWER LEVELS ASSAYED .3-.5 OZ AG PER TON, THOUGH LOCALLY SMALL QUANTITIES OF ORE WERE TWICE AS RICH.
Materials
Ore: Gold
Ore: Tetrahedrite
Ore: Silver
Ore: Stibnite
Ore: Tetradymite
Ore: Bismuthinite
Ore: Bismuth
Ore: Galena
Ore: Sphalerite
Gangue: Pyrite
Gangue: Quartz
Gangue: Calcite
Comments
Comment (Commodity): A 1923 SHIPMENT SAMPLE CONTAINED UP TO 5.0 OZ. EACH AU AND AG/TON.
Comment (Location): CLAIMS CENTRALLY GROUPED ABOUT QUARTZBURG TOWARD HEAD OF GRANITE CREEK IN NW PART OF BASIN
Comment (Deposit): . ORE ON 600 LEVEL IS 300 FT. LONG, 30 FT. WIDE
Comment (Workings): GOLD HILL VEIN STRIKES N 60 - 70 DEG E. IN PLACES
Comment (Geology): SHEAR ZONE TREND N 52 DEG E, DIP 80 DEG SE
Comment (Development): 18 PATENTED AND 28 UNPATENTED CLAIMS; ORE TREATED IN A 100-TON ELECTRICALLY DRIVEN FINE-GRINDING AMALGAMATION MILL UNTIL MINE SHUT DOWN AND PLANT WAS DISMANTLED IN 1938 ; ECON.COM: 1937- TOTAL MILLING COST $0.62/TON, OVERALL OPERATING COST $4.32/TON, STOPING $3/FT., EXPLORATION $11.36/FT.
Comment (Production): TOTAL PRODUCTION OF $7,500,000. , UP TO 1929. PRODUCTION UP TO 1938 WOULD PROBABLY BE WELL ABOVE $8000000. IN 1923, AU WAS 860-881 FINE AND AG WAS 110-116 FINE.
Comment (Deposit): Discovery Year: EARLY 1860'S
References
Reference (Deposit): BALLARD, S. M., 1924, GEOLOGY AND GOLD RESOURCES OF BOISE BASIN, BOISE COUNTY, IDAHO: ID. BUREAU OF MINES AND GEOL., BULL. NO. 9, 103 P.
Reference (Deposit): ANDERSON, A.L., 1947, GEOLOGY AND ORE DEPOSITS OF BOISE BASIN, IDAHO: USGS BULL. 944-C, P. 257-265.
Reference (Deposit): ROSS, C.P., 1934, SOME LODE DEPOSITS IN THE NORTHWESTERN PART OF THE BOISE BASIN, IDAHO: USGS BULL. 846-D, P. 239-277.
Reference (Deposit): JONES, E.L. JR., 1916, LODE MINING IN THE GRIMES PASS PORPHYRY BELT, BOISE BASIN, IDAHO: USGS BULL. 640, P. 83-111.
Reference (Deposit): 5) USBM, 1975, ACTIVITY OF IDAHO MINING PROPERTIES, 1974: USBM, BOISE, IDAHO, 61P.
Reference (Deposit): 6) IDAHO DEPT. OF LABOR AND INDUSTRIAL SERVICES, JULY 1974-JUNE 1975, FIRST ANNUAL REPORT ADDENDUM.
Reference (Deposit): 5) HUTTL, J.B., 1937, BOISE BASIN GOLD: ENG. MINING JOUR., V. 138, NO. 6, P. 297-298.
Reference (Deposit): 1916 GEOLMAP JONES, E.L.JR., BULL. 640
Reference (Deposit): 1924 GEOLMAP IDAHO BUREAU OF MINES, BULL. 9
Reference (Deposit): 1934 GEOLMAP ROSS, C.P., BULL. 846-D.
Reference (Deposit): 1947 GEOLMAP ANDERSON, A.L., BULL. 944-C
Reference (Deposit): 1975 COMPILE IDA. DEPT. OF LABOR AND INDUSTRIAL SERVICES, FIRST ANNUAL REPORT ADDENDUM
Reference (Deposit): 1975 COMPILE USBM, ACTIVITY OF IDAHO MINING PROPERTIES
Reference (Production): BALLARD, S. M., 1924, ID. BUREAU OF MINES AND GEOL., BULL. NO. 9 ; ANDERSON, A.L., 1947, USGS BULL. 944-C.
Idaho Gold
"Where to Find Gold in Idaho" 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 Idaho. Read more: Where to Find Gold in Idaho.
