| Deposit ID | 10279048 |
|---|---|
| MAS/MILS ID | 1220400152 |
| Record type | Site |
| Current site name | Portland Area |
| Alternate or previous names | Portland Indusatrial Minerals |
| Point of reference | Town |
|---|---|
| Geographic coordinates: | -76.21632, 44.68328 (WGS84) |
| Location accuracy | 10000(meters) |
Political divisions (FIPS codes)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Kingston(quadrangle 1:250,000 scale)
| Country | State |
|---|---|
| Canada | Ontario |
| Commodity | Importance |
|---|---|
| Graphite Critical | Primary |
| Town (1) | -76.21632, 44.68328 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | Yes |
| Discovery year | 1989 |
| Mining method | Open Pit |
| Year of first production | 1990 |
| Milling method | Flotation |
| Type | Owner-Operator |
|---|---|
| Owner | Victoria Graphite Inc |
| Interest | 100 |
| Home office | Canada |
| Year | 1990 |
| First year | 1990 |
| Last year | 1993 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1993 | ||||||||||||||
| Demonstrated | 295000mt ore | ||||||||||||||
| Total resources | 295000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 1220400152 |
CANADIAN MINES HANDBOOK, 1992-1993, PAGE 363.
INDUSTRIAL MINERALS, JANUARY 1991, PAGE 41.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 06-FEB-1995 | Fogg, Catherine | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.