| Deposit ID | 10073127 |
|---|---|
| MRDS ID | W018967 |
| Record type | Site |
| Current site name | Nigadoo River Mine |
| Alternate or previous names | Bereford Mine |
| Geographic coordinates: | -65.80478, 47.73326 (WGS84) |
|---|---|
| Relative position | 6 KM W. OF NIGADOO (TOWN) WHICH IS 14 KM NORTH OF BATHURST. |
Political divisions (FIPS codes)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
| Country | State |
|---|---|
| Canada | New Brunswick |
| Commodity | Importance |
|---|---|
| Lead | Primary |
| Zinc Critical | Primary |
| Copper | Primary |
| Silver | Primary |
| Cadmium | Secondary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Sphalerite | Ore |
| Bismuth | Gangue |
| Cassiterite | Gangue |
| Marcasite | Gangue |
| Pyrite | Gangue |
| Pyrrhotite | Gangue |
| Quartz | Gangue |
| Stannite | Gangue |
| Result | ORE RESERVES 11-71 - 0.24% CU, 3.23% PB, 3.22% ZN, 138 G/MT AG |
|---|
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock | ||||||||
| Rock unit name | Quartz-Feldspar Porphyry Stock | ||||||||
| Rock description | Quartz-Feldspar Porphyry Stock | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate |
| Rock unit name | Chaleur Bay Group Sedimentary Rocks |
| Rock description | Chaleur Bay Group Sedimentary Rocks |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Argillite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Siltstone |
| (1) | -65.80478, 47.73326 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Rocky Brook - Mill Stream Break (Major Fault System). St. Lawrence Geosyncline |
| Type of structure | Local |
| Structure description | Major Syncline, Many Smaller Folds; Main Nw. Trending Fault, Numerous En Echelon Tension Faults |
| General form | NARROW VEINS AND LENSES |
|---|---|
| Strike | NW |
| Dip | STEEP |
| Length | 1050M |
| Width | 23M |
| Depth to bottom | 550M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Large |
| Significant | No |
| Discovery year | 1953 |
| Discoverer | Authonian Mining Corp. |
| Year of first production | 1967 |
| District name | Bathurst - Newcastle Dist. |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Sullivan Mining Group, Ltd. |
| Type | In-situ | |||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1971 | |||||||||||||||||||||||||||||||||||
| Total resources | 1130000000mt ore | |||||||||||||||||||||||||||||||||||
| ||||||||||||||||||||||||||||||||||||
| Type of workings | Underground |
|---|---|
| Overall depth | 472M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W018967 |
1951 DIREXPL ANTHONIAN MINING CORP. - ORE FOUN
CANADIAN MINES HANDBOOK 73 - 74 P. 321
CANADIAN MINES HANDBOOK, 74 - 75 P. 314
| Subject category | Comment text |
|---|---|
| Deposit | 2 MILLION MET TONS |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1976 | Schruben, Paul G. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.