| Deposit ID | 10253620 |
|---|---|
| MRDS ID | US53040 |
| MAS/MILS ID | 0530659009 |
| Record type | Site |
| Current site name | Northwest Alloys Inc. |
| Alternate or previous names | Northwest Alloys Incorporated, Addy Plant |
| Point of reference | Plant |
|---|---|
| Geographic coordinates: | -117.8447, 48.35955 (WGS84) |
| Elevation | 506 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Stevens(county)
Washington(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Addy(quadrangle 1:24,000 scale)
Chewelah(quadrangle 1:100,000 scale)
Sandpoint(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Colville(hydrologic unit)
Upper Columbia(hydrologic accounting unit)
Upper Columbia(hydrologic subregion)
Pacific Northwest(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Washington | Stevens |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 033 N | 039 E | 13 | SWNW | Washington |
| Commodity | Importance |
|---|---|
| Magnesite | Primary |
| Silica | Primary |
| Plant (1) | -117.8447, 48.35955 |
|---|
| Strike | N21W | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dip | 30W | ||||||||||||||||||||
| |||||||||||||||||||||
| Operation type | Processing Plant |
|---|---|
| Development status | Plant |
| Commodity type | Metallic |
| Deposit size | Medium |
| Significant | Yes |
| Discovery year | 1960 |
| Mining method | Open Pit |
| Year of first production | 1976 |
| Plant type | Refiner |
| Plant subcategory | Refiner-Pyrometallurgy |
| Milling method | Flotation |
| District name | Chewelah Mining District |
|---|
| Year | 1983 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Period | 1976-1983 | ||||||||||||||
| Description | 3,665,000 Mt Dolomite Mined, 500,000 Mt Quartzite Mined 160000 Mt Mg Metal Produced | ||||||||||||||
| |||||||||||||||
| Year | 1984 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | 900,000 Mt Dolomite Mined 65000000 Lbs Mg Metal Produced | ||||||||||||||
| |||||||||||||||
| Year | 1985 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | 860,000 Mt Dolomite Mined 70000000 Lbs Mg Metal Produced | ||||||||||||||
| |||||||||||||||
| Year | 1986 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | 850,000 Mt Dolomite Mined 69000000 Lbs Mg Metal Produced | ||||||||||||||
| |||||||||||||||
| Type of workings | Surface | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Area | 100HA | ||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||
| Type of workings | Surface | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Area | 81HA | ||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0530659009 |
REF. 3/18/77 ELS:PROPOSED NW ALLOYS MAGNESIUM PLANT,WA ST.DE
3/18/77 MESA MINE FILE REF:#4502 124,4502125, 4502126
WEAVER, C.E., WA GEOLOGICAL SURVEY BULLETIN 20, MINERAL
RESOURCES OF STEVENS CO., P. 314-331.
CAMPBELL, I., AND LOOFBOUROW, J.S, JR., 1962, U.S.
GEOLOGICAL SURVEY BULLETIN 1142-F, GEOLOGY OF MAGNESITE
BELT OF STEVENS CO., WA.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 06-MAR-95 | Wetzel, Nicholas | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.