| Deposit ID | 10078277 |
|---|---|
| MRDS ID | W026533 |
| Record type | Site |
| Current site name | Florence Mine |
| Geographic coordinates: | -110.74278, 46.94102 (WGS84) |
|---|---|
| Elevation | 1707 |
| Relative position | 0.75 MILE NORTHWEST OF NEIHART (ABOUT 0.25 MILE FROM MAIN HIGHWAY) |
Political divisions (FIPS codes)
Cascade(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Neihart(quadrangle 1:24,000 scale)
White Sulphur Springs(quadrangle 1:100,000 scale)
White Sulphur Springs(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Belt(hydrologic unit)
Upper Missouri(hydrologic accounting unit)
Missouri-Marias(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
Helena-Lewis and Clark National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Cascade |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 014N | 008E | Montana |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Gold | Secondary |
| Copper | Secondary |
| Zinc Critical | Secondary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Polybasite | Ore |
| Proustite | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Tetrahedrite | Ore |
| Ankerite | Gangue |
| Barite | Gangue |
| Quartz | Gangue |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Metamorphic Rock > Gneiss | ||
| Rock unit name | Grey Feldspar Gneiss;Black Amphibolite | ||
| Rock description | Grey Feldspar Gneiss;Black Amphibolite | ||
| |||
| (1) | -110.74278, 46.94102 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Pre - Beltian Gneisses Etc Arched Upward |
| Type of structure | Local |
| Structure description | Fault On South End Of Primary Ore Shoot |
| General form | LINEAR |
|---|---|
| Strike | N 10 DEG E |
| Dip | +87 DEG |
| Width | 1.83M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Medium |
| Significant | No |
| Discovery year | 1886 |
| Discoverer | Richard G. Wight |
| Year of first production | 1893 |
| District name | Neihart District |
|---|
| Ownership category | National Forest |
|---|
| Type | Owner |
|---|---|
| Owner | M. And I Mining Co. E. A. Shaw Pres. |
| Type of workings | Underground |
|---|---|
| Length | 1524M |
| Overall depth | 320.04M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W026533 |
ROBERTSON, A. F., 1951 , MINES AND MINERAL DEPOSITS (EXCEPT FUELS) CASCADE COUNTY, MONTANA: U. S. BUREAU OF MINES INFOR CIRCULAR NO 7589 P 24 - 26
SCHAFER, P. A., 1935 , GEOLOGY AND ORE DEPOSITS OF THE NEIHART MINING DISTRICT, CASCADE COUNTY, MONTANA: MONT BUREAU OF MINES AND GEOL. MEMOIR NO. 13 P 34 - 36
WEED, W. H., 1900 , GEOLOGY OF THE LITTLE BELT MOUNTAINS, MONTANA; U. S. GEOLOGICAL SURVEY 20TH ANN. REPORT PT 3. P 425 , 426
ROBERTSON, A. F. 1951 , MINES AND MINERAL DEPOSITS (EXCEPT FUELS) CASCADE CO., MONT., P 25
| Subject category | Comment text |
|---|---|
| Deposit | THE VEIN DESCRIBED ABOVE IS THE FLORENCE VEIN, THERE A FOUR VEINS WITHIN A WIDTH OF 300 FEET. TWO HAVE BEEN PROSPECTED ON THE SURFACE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-APR-1977 | Mc Kenzie, Craig L.; R. B. Berg | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.