| Deposit ID | 10206849 |
|---|---|
| MAS/MILS ID | 3510170007 |
| Record type | Site |
| Current site name | Barro Alto |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -48.83238, -14.83099 (WGS84) |
| Elevation | 900 |
Political divisions (FIPS codes)
Goias(province)
Brazil(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Brazil | Goias |
| Commodity | Importance |
|---|---|
| Nickel Critical | Primary |
| Materials | Type of material |
|---|---|
| Garnierite | Unknown |
| Limonite | Unknown |
| Ore Body (1) | -48.83238, -14.83099 |
|---|
| Thickness | 7.7M | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Length | 26000M | ||||||||||||||||||||||||||||||
| Width | 1850M | ||||||||||||||||||||||||||||||
| Depth to top | 2.5M | ||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||
| Operation type | Surface |
|---|---|
| Development status | Producer |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1945 |
| Mining method | Strip-Hillside |
| Milling method | Hydrometallurgy Unspecified |
| District name | Goias |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Baminco-Mineracao E Siderurgica S. A. |
| Interest | 100 |
| Home office | Brazil |
| Year | 1981 |
| Year | 1980 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Nickel Output Will Be 1.58% 1224899 Mt Ore/Yr | ||||||||||||||
| |||||||||||||||
| Type of workings | Surface | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Area | 400HA | ||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 3510170007 |
PERSONAL COMMUNICATIONS.
| Subject category | Comment text |
|---|---|
| Deposit | BAMINCO-MINERACAO E SIDERURGICA S.A. IS OWNED BY INTERN NATIONAL NICKEL CORP. OF CANADA (49%), EXPLORATION & BERGBAU, FEDERAL REPUBLIC OF GERMANY (25%), METALLGESE- LLSCHAFT A.G., FEDERAL REPUBLIC OF GERMANY (25%), AND PRIVATE BRAZILIAN CAPITAL (1.0%). AT LEAST EIGHT OREBODIES HAVE BEEN IDENTIFIED, ALTHOUGH, FOR MINING PURPOSES, THE DEPOSITS HAVE BEEN COMBINED INTO FOUR MINING AREAS. THE ORE HAS BEEN DIVIDED INTO TWO TYPES, EAST ORE AND WEST ORE, BASED ON PHYSICAL AND CHEMICAL CHARACTERISTICS OF THE ORE. THE EAST ORE IS A CONTINUOUS "BLANKET" DEPOSIT ON PLATEAUS, AND THE WEST ORE IS STEEP TO MODERATELY DIPPING LENSES ON SLOPES. THE DIFFERENCE BETWEEN THE TWO TYPES IS THOUGHT TO REPRESENT DIFFERENCES IN PARENT ROCK COMPOSITION AS WELL AS GEOMORPHOLOGICAL VARIATIONS THE DEVELOPMENT SCHEDULE PROPOSED IN THE FEASIBILITY STUDY CALLS FOR A SERIES OF OPEN PITS WITH A SMELTER/REFINERY COMPLEX. THERE ARE NO FIRM PLANS TO DEVELOP THE PROPERTY AT PRESENT AS THE OWNERS ARE SEEKING FINANCING. ORE WILL BE MINED FROM SEVERAL FACES IN DIFFERENT ORE ZONES TO MAINTAIN A SUITABLE ORE BLEND FOR SMELTING. THE EAST OREBODIES WILL BE MINED BY A SINGLE LIFT CUT, BUT SOME OF THE WEST ORE ZONES WILL PROBABLY HAVE TO BE MINED BY BENCHES. PREPRODUCTION STRIPPING OF APPROXIMATELY 1 MILLION TONES OF OVERBURDEN. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 18-APR-1995 | Eastern Field Operations Center (EFOC) | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.