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

Sites Table
AIM Id Name Alternate Name District County
SB001378 VAN DORSTEN HIGHLAND SILVER BOW
MRDS AMLI MILS Latitude Longitude Datum
45.77 -112.5436
Township Range Section QSection UTM Northing UTM Easting UTM Zone UTM Datum
01N 08W 12 BBBD
Average Elevation Elev Units Land Owner 250K Quad 100K Quad 24K Quad
F NF DILLON BUTTE SOUTH MOUNT HUMBUG
Property Type Update Date Who Updated
LODE 5/24/1995 JMZ
Agency Info Table
Information
Agency: NF
Region District: R1
Ranger District: BUTTE
Forest Service Tract:
Watershed Code: 17010201
Forest or Resource Area: DEERLODGE
Owner: N
Impact:
Report: Van Dorstan A replacement zone in Hasmark dolomite was mined at the Van Dorstan. The zone is parallel to bedding at N70W 65NE, and consists of vuggy banded quartz with copper stain. A sample ran .005 oz/ton gold, 34.4 oz/ton silver, and 1.09% copper (Sahinen, 1950). There is one open shaft 20 feet deep and 1 caved stope.
Screening Criteria Table
Information
Mill Tailings: N
Adit Discharge: N
Metal Leaching: N
Water Erosion: N
Residence: N
Hazardous Materials: N
Open Adit: N
Visit: Y
Comments: VISITED 7/92 BY J. LONN; MBMG

End of report. Retrieved 5/5/2024 10:20:29 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 The information is considered unpublished and is subject to correction and review on a daily basis.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.