The Inner Submarine Beach Placer is a gold mine located in Alaska at an elevation of -20 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: -20 Feet (-6 Meters)
Commodity: Gold
Lat, Long: 64.50583, -165.44444
Map: View on Google Maps
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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.
Inner Submarine Beach Placer MRDS details
Site Name
Primary: Inner Submarine Beach Placer
Secondary: Submarine Beach
Commodity
Primary: Gold
Location
State: Alaska
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Discovery Year: 1907
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Analytical Data: LARGEST NUGGET WAS WORTH $10-12 AT $20.67/FINE OZ., USGS BULLETIN 379, P. 275.
Materials
Ore: Gold
Gangue: Pyrite
Gangue: Ilmenite
Comments
Comment (Reserve-Resource): RESERVES IN 1977 ESTIMATED AT 37,000 KG IN 5 SQ KM OF DREDGE GROUND, USGS OFR 78-1-C, P. 45.
Comment (Production): MORE THAN 10,000 CY MINED BY DRIFTING, 1907-08; DREDGING BY AK GOLD CO. 1975-1982, ON UPPER DRY CR. AND SUBMARINE BEACH AVERAGED 12,000 OZ ANNUALLY; COMBINED PROD. FOR U. DRY CR. AND SUBMARINE BEACH: 242 KG IN 1975, 445 KG IN 1976, RECOVERY BETWEEN 0.42 AND 0.49 G/CXM; USGS OFR 78-1-C, P. 45 AND ALASKA'S MINERAL INDUSTRY 1981-82, (ADGGS PUB.).
Comment (Development): DRIFT MINED, 1907-1908; DREDGE OPERATION: 1975-1984; DREDGE CAPACITY 9000 CY/PAY
Comment (Deposit): 1-3 FT OF SAND AND PEBBLY SAND; AU ON BEDROCK OR SHELL-RICH CLAY WHERE BEDROCK IS LOW; PROBABLY REPRESENTS A NEARSHORE DEPOSIT; FORMS THE BASE OF CAOSTAL PLAIN DEPOSIT CONSISTING OF 50-55 FT OF GRAVEL CAPPED BY 10-15 FT OF MUCK.
Comment (Workings): 2 SHAFTS IN 1907-08 WERE 65 FT AND 69 FT DEEP; GROUND ENTIRELY FROZEN.
Comment (Geology): DEPOSIT CONTAINS GRANITE FRAGMENTS AND LARGE BLOCKS OF QUARTZ; BROKEN MARINE SHELLS IN SAND LAYER. ; MAJOR.UNITS: CALC SCHIST
Comment (Deposit): SEE ALSO: (DRY CR.), OUTER SUBMARINE BEACH ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Comment (Commodity): AU AMALGAMATION WAS HINDERED BY HIGH AS CONTENT OF CON.
Comment (Location): BURIED BEACH-LIKE TREND PARALLEL TO PRESENT COASTLINE AND ABOUT 1/4 MILE INLAND; TRACEABLE FOR ABOUT 2 MILES BEGINNING FROM POINT IMMEDIATELY WEST OF MOUTH OF SNAKE RIVER; USGS BULLETIN 533, PL. III. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).
References
Reference (Deposit): USGS BULLETIN 379, P. 271-276.
Reference (Deposit): USGS BULLETIN 533, P. 118.
Reference (Deposit): USGS OFR 414, P. 7-9.
Reference (Deposit): USGS PROF. PAPER 759-A, P. A2-A3.
Reference (Deposit): ADGGS SR 38, P. 24-25.
Reference (Deposit): ADGGS IC 7, P. 2.
Reference (Other Database): BAG-MF-463-139
Reference (Deposit): USGS OFR 77-796-B, P. 26, NO. 347.
Reference (Deposit): USGS OFR 78-1-C, P. 45.
Reference (Deposit): ADGGS ALASKA'S MINERAL INDUSTRY 1981-1982.
Reference (Deposit): KASTELIC, W.R, 1975, GOLD PLACER EXPLORATION, NOME, AK: 1975 MINING YEARBOOK, P. 85-88, 91.
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