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

Sites Table
AIM Id Name Alternate Name District County
JF005187 JOHN T. PROSPECT / JOHN T. JEFFERSON
MRDS AMLI MILS Latitude Longitude Datum
300430680 46.3556 -112.2414
Township Range Section QSection UTM Northing UTM Easting UTM Zone UTM Datum
07N 05W 16 CBDB 5129889 381385 12
Average Elevation Elev Units Land Owner 250K Quad 100K Quad 24K Quad
F NF BUTTE BUTTE NORTH MOUNT THOMPSON
Property Type Update Date Who Updated
LODE 1/28/1997 JMC
Commodities Table
Commodities Identified
GOLD
SILVER
Agency Info Table
Information
Agency: NF
Region District: R1
Ranger District: JEFFERSON
Forest Service Tract:
Watershed Code: 10020006
Forest or Resource Area: DEERLODGE
Owner: N
Impact:
Report: John T. The John T. was a small high-grade silver mine on a quartz-pyrite-galena vein which strikes N87W. The quartz monzonite host rock contains abundant alteration products of quartz, sericite, and pyrite. The adit is caved and probably 1000 feet of workings exist. The only year for which production figures are available is 1917, when 259 tons of ore surrendered 5 oz Au, 4764 oz Ag, 76 lbs Cu, 26,869 lbs Pb, and 35,854 lbs Zn. The property is on Deerlodge National Forest.
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: LONN; 7/92

End of report. Retrieved 5/3/2024 11:14:27 AM.

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