Gold Hill Mine

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

Name: Gold Hill Mine  

State:  Idaho

County:  Boise

Gallery: View 3 Gold Hill Mine Photos

Elevation: 4,800 Feet (1,463 Meters)

Primary Mineral: 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.


Satelite image of the Gold Hill Mine

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

"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 at Where to Find Gold in Idaho.