Royal Apex Mine

The Royal Apex Mine is a silver mine located in Shoshone county, Idaho at an elevation of 3,727 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 Apex Mine  

State:  Idaho

County:  Shoshone

Elevation: 3,727 Feet (1,136 Meters)

Commodity: Silver

Lat, Long: 47.61, -115.97360

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 Apex Mine

Royal Apex Mine MRDS details

Site Name

Primary: Royal Apex Mine
Secondary: Royal
Secondary: Apex Silver
Secondary: St. Joe


Commodity

Primary: Silver
Secondary: Gold
Tertiary: Antimony
Tertiary: Copper
Tertiary: Lead


Location

State: Idaho
County: Shoshone
District: Coeur D'Alene District (Evolution)


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: Coeur d'Alene National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Royal Apex Silver, Inc.


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Deposit Type: Vein
Operation Type: Unknown
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Bitterroot Mountains


Mineral Deposit Model

Not available


Orebody

Form: STRINGERS


Structure

Type: L
Description: Carpenter Fault


Alterations

Not available


Rocks

Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic


Analytical Data

Analytical Data: ASSAY OF 2 OZ AG AND 0.03 OZ AU. SPLIT CORE ASSAYS SHOWED 9.6 AND 12.5 OZ AG, AND .25 % AND .30 % CU OVER 1.3 AND 2 FT.


Materials

Ore: Galena
Gangue: Pyrite
Gangue: Quartz


Comments

Comment (Commodity): WEIGHTED AVERAGE SAMPLE OF 1 % PB, 19.3 OZ AG OVER 4.9 FT

Comment (Deposit): SILVER STATE CONSOLIDATED MINES (NEVADA CORP.) MERGED INTO ROYAL APEX IN 1976

Comment (Development): DDH TOTAL OF 3573 FT. ROYAL HAD 26 CLAIMS AND APEX SILVER HAD 59 UNPATENTED CLAIMS BROUGHT TOGETHER IN 1969

Comment (Deposit): MINERALIZATION OCCURS IN LESS THAN 200 FT FROM SURFACE

Comment (Workings): THE ST. JOE ADIT 3270 FT LONG IN 1954

Comment (Location): GIVEN UTM ON ST. JOE ADIT


References

Reference (Deposit): SPOKANE CHRONICLE, SEPT. 12 , 1972 ; OCT. 22 , 1970 ; JULY 16 , 1969 ; APRIL 2 , 1969 ; MAR. 3 , 1967 ; OCT. 16 , 1975

Reference (Deposit): WESTERN MINING NEWS, 1974 - 75 DIRECTORY OF MINES IN IDAHO (COEUR D'ALENES) AND WASHINGTON, P. 112

Reference (Deposit): GREEN, W. R., 1966 , SUMMARY REPT. OF EXAMINING MINE OR MINERAL DEPOSIT: IDAHO BUREAU OF MINES AND GEOLOGY OPEN - FILE REPT.

Reference (Deposit): Hobbs, S. W., And Others, 1965 , Geology Of The Coeur D'Alene District, Shoshone County, Idaho: USGS Prof. Paper 478 , 139 P.

Reference (Deposit): 5) MC DOWELL, G. A., 1954 , 56TH ANN. REPT. OF THE MINING INDUSTRY OF IDAHO, P. 147 .

Reference (Deposit): 6) MINING RECORD, SEPT. 15 , 1976

Reference (Deposit): 1965 GEOLMAP S. W. HOBBS AND OTHERS, PROF. PAPER 478

Reference (Deposit): 1966 GEOPHYS BUNKER HILL, 1966 - 1972 SPENT $275,912

Reference (Deposit): 1966 RECON IDAHO BUREAU OF MINES AND GEOLOGY O. F. REPT.

Reference (Deposit): 1969 GEOCHEM ROYAL APEX SILVER - ANOMALY JUST S OF VEINS


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: Where to Find Gold in Idaho.