Golden Cycle Mine

The Golden Cycle Mine is a gold mine located in Boise county, Idaho at an elevation of 7,001 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: Golden Cycle Mine  

State:  Idaho

County:  Boise

Elevation: 7,001 Feet (2,134 Meters)

Primary Mineral: Gold

Lat, Long: 44.0133, -115.66280

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 Golden Cycle Mine

Golden Cycle Mine MRDS details

Site Name

Primary: Golden Cycle Mine


Commodity

Primary: Gold
Tertiary: Zinc
Tertiary: Lead


Location

State: Idaho
County: Boise
District: Boise Basin ; Grimes Pass District


Land Status

Land ownership: National Forest
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.
Administrative Organization: Boise National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Ralph Bradley


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Method: Ore-Mineral 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: LINEAR


Structure

Not available


Alterations

Not available


Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Miocene


Analytical Data

Analytical Data: NONE OF THE ORE MILLED GRADED LESS THAN 1 OZ. AU/TON.


Materials

Ore: Galena
Ore: Sphalerite
Gangue: Pyrite
Gangue: Quartz


Comments

Comment (Location): JUST BELOW THE SHARP TURN IN ROCK CR., 1 1/2 MI NE OF LOWER END OF SUMMIT FLAT.

Comment (Commodity): SOME OF THE GOLD VISIBLE TO THE UNAIDED EYE

Comment (Production): TOTAL OUTPUT UNKNOWN, MINE WAS ONE OF THE BETTER PRODUCERS IN THE DISTRICT.

Comment (Workings): FAULT NEAR THE FACE N 45 DEG E 70 DEG SE, LITTLE DISPLACEMENT. ALSO DISPLACED 18 INCHES BY A LOW ANGLE W DIPPING FAULT.


References

Reference (Deposit): ANDERSON, ALFRED L., 1947, GEOLOGY AND ORE DEPOSITS OF BOISE BASIN, IDAHO, U. S. GEOL. SURV. BULL. 944 - C. P. 249

Reference (Deposit): USBM, 1975 ACTIVITY OF IDAHO MINING PROPERTIES, 1974 , USBM BOISE, IDAHO, 61 P.

Reference (Deposit): 1947 GEOLMAP ANDERSON, BULL 944 - C

Reference (Deposit): 1975 COMPILE USBM, ACTIVITY OF IDAHO MINING 1974

Reference (Production): ANDERSON, A. L., 1947, USGS BULL. 944 - C., P. 249


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.