Royal Mine

The Royal Mine is a gold mine located in Granite county, Montana at an elevation of 7,799 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: Royal Mine  

State:  Montana

County:  Granite

Elevation: 7,799 Feet (2,377 Meters)

Commodity: Gold

Lat, Long: 46.41083, -113.09167

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 Royal Mine

Royal Mine MRDS details

Site Name

Primary: Royal Mine
Secondary: Royal Basin Dump


Commodity

Primary: Gold
Secondary: Silver
Secondary: Lead


Location

State: Montana
County: Granite
District: Princeton (South Boulder Creek) 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.


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Royal Mining Co., C/O The Anaconda Co. Butte, Mt

Owner Name: George Knapp, Philipsburg, Mt.


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1890
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: Flint Creek Range


Mineral Deposit Model

Not available


Orebody

Form: TABULAR


Structure

Type: R
Description: Philipsburg Batholith

Type: L
Description: Royal Stock


Alterations

Alteration Type: L
Alteration Text: Biotite And Feldspar In Granite Altered To Calcite, Sericite, And Chlorite.


Rocks

Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous


Analytical Data

Analytical Data: $8-200/TON AU (1890)


Materials

Ore: Galena
Ore: Gold
Gangue: Quartz
Gangue: Pyrite


Comments

Comment (Location): LABELED PORT ROYAL MINES ON TOPO MAP. MINES IN SECTION 27 ARE ON THE SUNDAY CLAIM ; INFO FROM LAND.ST :(1971)

Comment (Production): PRODUCTION UP TO 1906 WAS GIVEN AS $1000000.

Comment (Development): ROYAL BASIN DUMP: OPERATED BY FRANK RUPINSKI, HAYDEN LAKE 10, 83835

Comment (Workings): MINE WORKED THROUGH FIVE DRIFT TUNNELS DRIVEN ONE ABOVE THE OTHER ON THE SLOPE OF A RIDGE. WORKINGS CONSIST ENTIRELY OF DRIFTS ALONG THE VEIN.

Comment (Geology): FISSURE THAT CUTS PORPHYRY DIKE IS ESSENTIALLY BARREN.


References

Reference (Production): USGS PP 78

Reference (Deposit): USGS PP 78, P. 246-47.

Reference (Deposit): SILVERMAN, BILLINGS SOC. 16TH FIELD CONFERENCE


Principal Gold Districts of Montana

Principal Gold Districts of Montana

In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.