| Deposit ID | 10183136 |
|---|---|
| MAS/MILS ID | 7530150013 |
| Record type | Site |
| Current site name | Udegi Odegi |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | 7.88475, 8.33424 (WGS84) |
| Location accuracy | 10000(meters) |
Political divisions (FIPS codes)
Nigeria(country)
Africa(continent)
Land(continent)
| Country |
|---|
| Nigeria |
| Commodity | Importance |
|---|---|
| Niobium (Columbium) Critical | Primary |
| Tantalum Critical | Secondary |
| Tin Critical | Tertiary |
| Ore Body (1) | 7.88475, 8.33424 |
|---|
| Operation type | Surface |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Type | Unknown |
|---|---|
| Owner | Sumitomo Metal Mining |
| Year | 1973 |
| First year | 1973 |
| Last year | 1973 |
| Type | Unknown |
|---|---|
| Owner | Mitsubushi Corp. |
| Year | 1973 |
| First year | 1973 |
| Last year | 1973 |
| Type | Unknown |
|---|---|
| Owner | Tin And Associated Minerals |
| Year | 1976 |
| Type | Unknown |
|---|---|
| Owner | Quebec Iron And Titanium |
| Year | 1975 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1975 | ||||||||||||||
| Measured | 2720000mt ore | ||||||||||||||
| Demonstrated | 2720000mt ore | ||||||||||||||
| Total resources | 2720000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 7530150013 |
METALS SOURCEBOOK. JUNE 4, 1973. A2915.
E/MJ INTL. DIRECTORY OF MINING AND MINERAL PROCESSING OPER-
ATIONS. 1978. MCGRAW-HILL. N. Y. P. 321.
ENGINEERING AND MINING JOURNAL. OCT.1975. THIS MONTH IN MIN-
ING IN NIGERIA.
T. A. M. LTD. PLAN OF ODEGI-AGWAZO AREA. SCALE 1:10,000.
| Subject category | Comment text |
|---|---|
| Deposit | PROJECT JOINED BY SUMITOMO AND MITSUBUSHI IN 1973. OCT. 1975-SUMITOMO AND MITSUBUSHI WITHDREW FROM PROJECT DUE TO DECLINE IN PROFITABILITY BECAUSE OF LIMITS ON PRODUCTION CAPACITY (WAS 20 STPD OF CONCS IN 1973). TRIED TO RAISE IT TO 50 STPD BUT REACHED ONLY 40 STPD. AT 1973 CAP. OF 400 MTPY CONC. THE CONCENTRATE GRADE WAS 74% OF CB2O5 AND TA2O5 AT A RATIO OF 12:1 CB:TA LOCATED 24 KM SW OF NASSARAWA. OPEN PIT-SINGLE BENCH. MINING SINCE 1946. ORE CAPACITY 1,500 ST ORE PD (ASSUMED TO PRODUCE 40 STPD CONCS). |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 06-JAN-95 | Buckingham, David A. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.