| Deposit ID | 10089455 |
|---|---|
| MRDS ID | W026563 |
| Record type | Site |
| Current site name | Petty Creek Quartz |
| Alternate or previous names | White Cap Quartz Deposit |
| Related records | 10270157 |
| Geographic coordinates: | -114.46264, 46.89932 (WGS84) |
|---|---|
| Elevation | 1109 |
| Relative position | APPROXIMATELY 13 MILES SOUTHWEST OF FRENCHTOWN, MONTANA |
Political divisions (FIPS codes)
Missoula(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Petty Mountain(quadrangle 1:24,000 scale)
Missoula West(quadrangle 1:100,000 scale)
Hamilton(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Clark Fork(hydrologic unit)
Pend Oreille(hydrologic accounting unit)
Kootenai-Pend Oreille-Spokane(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Lolo National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Mineral |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 013N | 023W | 11 | Montana |
| Commodity | Importance |
|---|---|
| Silica | Primary |
| Materials | Type of material |
|---|---|
| Quartz | Ore |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Argillite |
| Rock unit name | Missoula Group Argillite |
| Rock description | Missoula Group Argillite |
| (1) | -114.46264, 46.89932 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | South Of Montana Lineament |
| Type of structure | Local |
| Structure description | Quartz Forms Two Ribs Trending Near East - West, Cutting Argillite And Andesite |
| General form | IRREGULAR |
|---|---|
| Length | 213.36M |
| Width | 24.38M |
| Depth to top | 0M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | (Unorganized) |
|---|
| Ownership category | National Forest |
|---|
| Type | Owner |
|---|---|
| Owner | L. Teller, Hamilton, Mt And M. Longpre |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W026563 |
CHELINI, J. M. 1966 , SOME HIGH - PURITY QUARTZ DEPOSITS IN MONTANA: MONTANA BUREAU OF MINES AND GEOL. BULLETIN 54 P. 30 - 32
ANONYMOUS, 1972 , SILICA ROCK DEPOSITS IN THE PACIFIC NORTHWEST, RAW MATERIALS SECTION INDUSTRIAL AND REAL ESTATE DEPARTMENT, BURLINGTON NORTHERN, ST. PAUL, MINN. REPORT NO. 3 P. 69 - 72
| Subject category | Comment text |
|---|---|
| Deposit | BOTH REFERENCES GIVE CHEMICAL ANALYSES - ANALYSES RANGE FROM 99.20 TO 99.68 PERCENT SIO2 |
| Deposit | STRIKE INFERRED FROM GEOLOGIC SKETCH MAP. ONE QUARTZ RIB IS EXPOSED FOR 700 FEET. AVERAGE WIDTH IS 50 FT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-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.