| Deposit ID | 10182815 |
|---|---|
| MAS/MILS ID | 3510230118 |
| Record type | Site |
| Current site name | Tapira |
| Alternate or previous names | Tapira Salitre |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -46.83231, -19.86421 (WGS84) |
| Location accuracy | 10000(meters) |
Political divisions (FIPS codes)
Minas Gerais(province)
Brazil(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Brazil | Minas Gerais |
| Commodity | Importance |
|---|---|
| Titanium Critical | Primary |
| Ore Body (1) | -46.83231, -19.86421 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Plant |
| Commodity type | Metallic |
| Significant | Yes |
| Discovery year | 1971 |
| Mining method | Strip-Level |
| Year of first production | 1982 |
| Plant type | Beneficiation (Mill) |
| Plant subcategory | Electrostatic-Magnetic |
| Milling method | Flotation |
| Type | Owner-Operator |
|---|---|
| Owner | Cvrd |
| Interest | 100 |
| Home office | Brazil |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1987 | ||||||||||||||
| Demonstrated | 202818238mt ore | ||||||||||||||
| Total resources | 202818238mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 3510230118 |
INDUSTRIAL MINERALS, FEBRUARY, 1992
DEPT OF STATE TELEGRAM, JANUARY, 1991
INDUSTRIAL MINERALS, NOVEMBER, 1989
INDUSTRIAL MINERALS, AUGUST, 1989
MINING JOURNAL, JUNE 16, 1989
PAPER BY TEIXEIRA, NOVEMBER 25, 1987
PEFR BY RF, DECEMBER, 1988
| Subject category | Comment text |
|---|---|
| Deposit | THIS IS A COMBINED TITANIUM:PHOSPHATE PROPERTY. THE OVERBURDEN FOR THE PHOSPHATE MINE IS ACTUALLY THE TITANIUM MATERIAL, WHICH IS STOCKPILED AS FEED FOR THE TITANIUM RECOVERY OPERATION. THE TITANIUM MINERAL IS "ANATASE", ALSO KNOWN AS "OCTAHEDRITE". WHICH IS A VARIETY OF RUTILE. THE MINERALIZATION AT THE MINE OCCURS AS LAYERED ZONES DUE TO WEATHERING OF PYROXENITES IN A VOLCANIC PLUG. THE TOP ZONE (0-20 METERS) IS A LATERITIC SOIL, DEVOID OF ORE VALUES. THE NEXT ZONE (20-60 METERS) CONTAINS > 15% TIO2 AND < 5% P2O5. THE THIRD ZONE (60-75 METERS) IS TRANSITIONAL. THE FOURTH ZONE (75-155 METERS) IS THE PHOSPHATE ORE. UNWEATHERED ROCK UNDER- LIES THE PHOSPHATE. PRODUCTION IN 1988-1990 IS ABOUT 6,500,000 MTPY OF PHOSPHATE ORE AND 3,500,000 MTPY OF STRIPPED TITANIUM ORE. A NEW PLANT FOR PROCESSING THE ANATASE IS TO BE BUILT, WHICH WILL ACCEPT 2,000,000 MTPY OF FEED AT 22% TIO2 AND OUTPUT 200,000 MTPY OF ANATASE CONCENTRATE GRADING 90% TIO2, WITH A RECOVERY FACTOR OF 40.91%. OPERATING COSTS IN 1988$US PER MT OF ORE ARE: MINE- $4.47; MILL- $2.64; G&A- $3.90; CONC TRANSPORT- $2.00; FOR A TOTAL OF $13.00/MT OF ORE. THIS IS EQUAL TO $26 MILLION PER YEAR, OR $130.00 PER MT OF CONCENTRATE. CAPITAL COSTS IN 1988$USMILLIONS ARE: PREDEVELOPMENT- $3.0; EQUIPMENT (BRAZIL)- $63.0; EQUIPMENT (IMPORTED)- $1.5; FREIGHT/ TAX/INSURANCE- $14.0; CONSTRUCTION/INSTALLATION- $29.0; ENGINEERING/MANAGEMENT- $15.0; FOR A SUBTOTAL OF $125.5. THIS WITH A 10% CONTINGENCY ADDS UP TO $138.00 MILLION. WORKING CAPITAL FOR 3 MONTHS AMOUNTS TO $6.5 MILLION. TOTAL PROJECT CAPITAL, EXCLUSIVE OF FINANCING, WOULD BE $145.5 MILLION. RARE EARTHS OCCUR IN THE TITANIUM ORE AS 0.03% REO, MAINLY OF THE YTTRIUM VARIETY. RECOVERY OF REO IN THE MILL IS A MOOT POINT FOR THE PRESENT, BUT THERE COULD BE ABOUT 600 MTPY OF REO IN CONCENTRATE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-DEC-94 | Unknown | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.