The Boulder Lode is a antimony and gold mine located in Alaska.
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
Boulder Lode MRDS details
Site Name
Primary: Boulder Lode
Commodity
Primary: Antimony
Primary: Gold
Secondary: Tungsten
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: Occurrence
Operation Type: Unknown
Discovery Year: 1915
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: LENSES
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: NOT AVAILABLE
Materials
Ore: Stibnite
Ore: Scheelite
Gangue: Pyrite
Gangue: Quartz
Gangue: Calcite
Comments
Comment (Location): APPROX. LOCATION BASED ON DESCRIPTION IN USGS BULLETIN 722; ON S SIDE OF BOULDER CR. ABOUT 1/4 MI ABOVE MOUTH OF TWIN MT. CR. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).
Comment (Development): DEVELOPED IN 1916; 50 LB OF STIBNITE MINED FROM OPEN-CUT NEAR PORTAL OF ADIT IN 1916; MY NOT HAVE BEEN SHIPPED.
Comment (Deposit): SHEAR ZONE IN ALTERED SCHIST CONTAINS NUMEROUS VEINS AND LENSES OF QUARTZ AND THIN STRINGERS OF LIMONITIC MATERIAL; SCHEELITE IN QUARTZ VEINS; PYRITE, ARSENOPYRITE, STIBNITE AND GOLD IN QUARTZ VEINS AND WALL ROCK; AU DETECTED IN ASSAY.
Comment (Workings): 92 FT ADIT DRIVE S 60 DEGREES W AND AT LEAST ONE OPEN-CUT MADE CIRCA 1916.
Comment (Geology): SCHIST IS BOTH OVERLAIN AND UNDERLAIN BY LIMESTONE; CLEAVAGE IN SCHIST: TRENDS S 60 DEGREES W.
Comment (Deposit): COATS COULD NOT FIND ANY SCHEELITE IN UNDERGROUND WORKINGS USING A UV LAMP IN 1943. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
References
Reference (Deposit): USGS BULLETIN 662, P. 427-429, 440.
Reference (Deposit): TDM PAM 5-R, P. 12.
Reference (Deposit): USGS OFR 17, P. 5.
Reference (Deposit): USGS BULLETIN 722, P. 184, 251-152.
Reference (Deposit): USGS OFR 77-796-B, P. 30, LOC. 383.
Reference (Other Database): BAG-MF-463-37
The Top Ten Gold Producing States
These ten states contributed the most to the gold production that built the West from 1848 through the 1930s. The Top Ten Gold Producing States.
