The data below represent everything available in the MBMG Abandoned and Inactive Mines (AIM) database.

Sites Table
AIM Id Name Alternate Name District County
JF006537 BOULDER RIVER PLACER BOULDER MTNS JEFFERSON
MRDS AMLI MILS Latitude Longitude Datum
DC10019 300430342 46.2678 -112.2608
Township Range Section QSection UTM Northing UTM Easting UTM Zone UTM Datum
06N 05W 17 5124019 402535 12
Average Elevation Elev Units Land Owner 250K Quad 100K Quad 24K Quad
F BUTTE BUTTE NORTH MOUNT THOMPSON-BASIN
Property Type Update Date Who Updated
PLACER
Commodities Table
Commodities Identified
GOLD
Agency Info Table
Information
Agency:
Region District:
Ranger District:
Forest Service Tract:
Watershed Code: 10020006
Forest or Resource Area:
Owner: P
Impact:
Report: Roby and others (1960) stated that previous to 1902, there must have been significant unreported production from this area for much of the stream is patented. In 1939 (Lyden 1948), listed 7,350 cubic yards were processed with 63 ounces of gold produced. In 1940, 75 ounces were produced.
Mining Methods Table
Years Dredge dry land Dredge float Ground sluicing Boom dam Drifting Hydraulic Pan rocker Long Tom Mercury
1939-1940 Y
Placer Table
Information
Gold: Y
Silver:
Titanium:
Rare Earth Elements:
Sapphire:
Garnet:
Tungsten:
Platinum:
Magnetite:
Hematite:
Pyrite:
Commodity Ref: Lyden, C.J., 1948, The Gold Placers of Montana, MBMG Memoir 26, 152 p.
Geologic Source: Vein
Geologic Source Ref: Lyden, C.J., 1948, The Gold Placers of Montana, MBMG Memoir 26, 152 p.
Lag:
Transported: Y
Type Comments:
Type Ref:
Unknown:
Fine:
Coarse:
Comments:
Size Ref:
Finess:
Fineref:
Spoil pile:
Wash pile:
Wash over:
Wash under:
Waste Ref:
Year Discovered:

End of report. Retrieved 5/3/2024 3:33:26 PM.

The preceding materials represent the contents of the databases at the Montana Bureau of Mines and Geology at the time and date of the retrieval. The information is considered unpublished and is subject to correction and review on a daily basis. The Bureau warrants the accurate transmission of the data to the original end user at the time and date of the retrieval. Retransmission of the data to other users is discouraged and the Bureau claims no responsibility if the material is retransmitted. There may be data in the request area that are not recorded at the Bureau.