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

Sites Table
AIM Id Name Alternate Name District County
JF006513 SHAMROCK BOULDER MTNS JEFFERSON
MRDS AMLI MILS Latitude Longitude Datum
300430378 46.2556 -112.495
Township Range Section QSection UTM Northing UTM Easting UTM Zone UTM Datum
06N 07W 20 DADD 5123310 384769 12
Average Elevation Elev Units Land Owner 250K Quad 100K Quad 24K Quad
F BUTTE BUTTE NORTH THUNDERBOLT CREEK
Property Type Update Date Who Updated
LODE 4/10/1995 JDL
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: P
Impact: L
Report: Shamrock Geology of the Shamrock is dominated by a brecciated, fractured silicified zone of altered Elkhorn Mountains porphyritic andesite of unknown geometry and orientation. The zone contains discontinuous quartz-tourmaline-sericite-iron oxide veins and quartz breccia. All exposed rocks are oxidized. Three to five hundred feet of workings were present beyond a caved incline(?).
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; 8/94

End of report. Retrieved 5/3/2024 11:07:34 AM.

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 The information is considered unpublished and is subject to correction and review on a daily basis.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.