| Deposit ID | 10019752 |
|---|---|
| MRDS ID | DC11365 |
| Record type | Site |
| Current site name | Strawn Mine |
| Geographic coordinates: | -112.13226, 45.66657 (WGS84) |
|---|---|
| Elevation | 2164 |
| Relative position | 6.5 MILES SOUTHEAST OF WATERLOO |
Political divisions (FIPS codes)
Madison(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Waterloo(quadrangle 1:24,000 scale)
Butte South(quadrangle 1:100,000 scale)
Dillon(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Jefferson(hydrologic unit)
Missouri Headwaters(hydrologic accounting unit)
Missouri Headwaters(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
Beaverhead-Deerlodge National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Madison |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 004W | 002S | 18 | E2 OF NE | Montana |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Materials | Type of material |
|---|---|
| Hematite | Gangue |
| Quartz | Gangue |
| Stibnite | Gangue |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt | ||||||
| Rock unit name | Altered Basic Intrusive | ||||||
| Rock description | Altered Basic Intrusive | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite |
| Rock unit name | Meagher;Pony Gneiss |
| Rock description | Meagher;Pony Gneiss |
| (1) | -112.13226, 45.66657 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Bismark Fault Trends N45 To 50w, Dipping Near Vertical. |
| Type of structure | Local |
| Structure description | Post-Ore Faults, Up On East. Strawn Fault Trends N10e, 80w. |
| General form | IRREGULAR |
|---|---|
| Strike | N 35 E |
| Dip | 40 W |
| Width | 1.52M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1921 |
| Discoverer | Julian E. Strawn |
| Production years | 1921-1942 |
| District name | Tidal Wave District |
|---|
| Ownership category | National Forest |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Claude And Hal Dale |
| First year | 1981 |
| Year | 1952 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Period | 1952 | ||||||||||||||
| Accuracy | Accurate | ||||||||||||||
| Description | Cp_Grade: ^.221 Oz/Ton Au | ||||||||||||||
| |||||||||||||||
| Type of workings | Underground |
|---|---|
| Length | 213.36M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC11365 |
MBMG MEM 9, P. 38.
USBM IC 6972, P. 70.
REYNER, M.L., 1950, DIRECTORY OF MONTANA MINING PROPERTIES, 1949: MONTANA BUREAU OF MINES AND GEOLOGY MEMOIR 31, P. 71.
REID, R.P., 1957, BEDROCK GEOLOGY OF THE NORTH END OF THE TOBACCO ROOT MOUNTAINS, MADISON COUNTY, MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY MEMOIR 36, 25 P.
HOGBERG, R.K., PRIVATE COMPANY REPORT, 1963
1957 GEOLMAP MBMG MEMOIR 36
HOGBERG, 1963,PRIVATE CO. REPORT
| Subject category | Comment text |
|---|---|
| Deposit | MAJOR VEIN DIPS 35 TO 50 DEGREES WEST, CONFORMING TO LIMESTONE BEDDING PLANES. |
| Deposit | 10 UNPATENTED CLAIMS, 2 MILLSITE CLAIMS. ACTIVE(1981). ; INFO.SRC : 1 PUB LIT; 3 FIELD OBSERV |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | U.S. Geological Survey | |
| Updater | 01-JUN-1980 | Loen, Jeffrey S. (Pearson, Robert C.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.