| Deposit ID | 10011224 |
|---|---|
| MRDS ID | D005560 |
| Record type | Site |
| Current site name | Melrose Phosphate |
| Related records | 10197049 |
| Geographic coordinates: | -112.73422, 45.66657 (WGS84) |
|---|---|
| Elevation | 2134 |
| Relative position | 20 MILES SW OF BUTTE |
Political divisions (FIPS codes)
Beaverhead(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Melrose(quadrangle 1:24,000 scale)
Butte South(quadrangle 1:100,000 scale)
Dillon(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Big Hole(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 | Beaverhead |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 002S;002S | 009W;010W | Montana |
| Commodity | Importance |
|---|---|
| Phosphorus-Phosphates | Primary |
| Fluorine-Fluorite Critical | Tertiary |
| Vanadium Critical | Tertiary |
| Uranium | Tertiary |
| Result | THE UPPER HALF OF THE RETORT MEMBER GENERALLY CONTAINS OVER 24% PHOPHATE. THE LOWER HALF CONTAINS LESS THAN 16%. (SWANSON, 1970) |
|---|
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Mudstone | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Phosphorite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Chert |
| Rock unit name | Phosphoria |
| Rock description | Phosphoria |
| (1) | -112.73422, 45.66657 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Complex Folds And Faults, Pluglike Quartz Monzonite Bodies. |
| General form | BEDDED, PELLETAL, OOLITIC |
|---|---|
| Thickness | 7.62M |
| Development status | Producer |
|---|---|
| Commodity type | Both |
| Significant | No |
| Discovery year | 1910 |
| Discoverer | H.S. Gale |
| District name | Melrose District |
|---|
| Type | Operator |
|---|---|
| Owner | Stauffer Chemical Co. |
| Home office | P.O. Box 89 Mt. Pleasant,Tn. 38474 Phone(615)379-7781 Attn: George A. Herr |
| Type | Owner |
|---|---|
| Owner | U.S. Bureau Of Land Management |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D005560 |
SWANSON, R.W., 1970, MINERAL RESOURCES - PERMIAN ROCKS IN SW MONTANA: USGS PROF PAPER 313-E, 116 P.
CROWLEY, F.A., 1962, PHOSPHATE ROCK: MONT. BUREAU OF MINES AND GEOL., SPECIAL PUB. 25, 8 P.
RICHARDS, R.W., AND PARDEE, J.T., 1925, THE MELROSE PHOSPHATE FIELD, MONTANA: USGS BULL 780-A, P. 1-25.
GALE, H.S., 1911, ROCK PHOSPHATE NEAR MELROSE, MONTANA: USGS BULL 470, P. 440-451.
1911 GALE, H.S., USGS BULL 470
1925 GEOLMAP RICHARDS AND PARDEE, USGS BULL 780
1970 COMPILE SWANS, R.W., USGS PROF. PAPER 313-E
USGS PROF. PAPER 313-E, P. 689 ITEM 1 IS TOTAL PHOSPHATE TONNAGE FOR 8 AREAS AROUND MELROSE.
| Subject category | Comment text |
|---|---|
| Deposit | MELROSE DISTRICT DEPOSITS ARE SPREAD OVER AT LEAST 6 TOWNSHIPS NORTH AND WEST OF MELROSE. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-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.
MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:
Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.