| Deposit ID | 10110382 |
|---|---|
| MRDS ID | W002369 |
| Record type | Site |
| Current site name | Fazenda Castanhao Iron-Manganese |
| Geographic coordinates: | -40.21559, -13.96436 (WGS84) |
|---|
Political divisions (FIPS codes)
Bahia(province)
Brazil(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Brazil | Bahia |
| Commodity | Importance |
|---|---|
| Iron | Primary |
| Manganese Critical | Primary |
| Materials | Type of material |
|---|---|
| Magnetite | Ore |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| (1) | -40.21559, -13.96436 |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W002369 |
MONTHLY REPORT, BRAZIL PROJECT, FEB. 1969, HEDLUND, D.C
| Subject category | Comment text |
|---|---|
| Deposit | IRON AND MANGANESE DEPOSITS ARE LOCATED ON FAZENDA CASTANHAO ABOUT 26 KM, S45W FROM JEQUIE. THE IRON AND MANGANESE MINES IN THE AREA ARE INACTIVE AND THE CHIEF DEVELOPMENT IS AN OPEN CUT THAT MEASURES ABOUT 205 BY 20 METERS AND ABOUT 10 METERS DEEP. A FINE TO COARSELY-CRYSTALLINE QUARTZITE THAT CONTAINS DISSEMINATED AND LENSOID BODIES OF MAGNETITE HAS BEEN MINED. FINELY DISSEMINATED MAGNETITE IS MORE COMMON IN THE FINER GRAINED QUARTZITE, WHEREAS THE LENSOID BODIES ARE MORE COMMON IN COARSELY CRYSTALLINE QUARTZITE. THE TOTAL TONNAGE OF IRON ORE IS VERY SMALL AND IS NOT ECONOMICAL. THE NEARBY MANGANESE OXIDES ZONES (2) ARE ALSO NOT ECONOMICAL. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1974 | Warfle, Thomas M. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.