| Deposit ID | 10069076 |
|---|---|
| MRDS ID | W002377 |
| Record type | Site |
| Current site name | Fazenda Matinos Copper |
| Geographic coordinates: | -42.49896, -12.89775 (WGS84) |
|---|
Political divisions (FIPS codes)
Bahia(province)
Brazil(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Brazil | Bahia |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Materials | Type of material |
|---|---|
| Bornite | Ore |
| Chalcopyrite | Ore |
| Chrysocolla | Ore |
| Malachite | Ore |
| (1) | -42.49896, -12.89775 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W002377 |
MONTHLY REPORT, BRAZIL PROJECT, JANUARY 1969, HEDLUND, D.C
| Subject category | Comment text |
|---|---|
| Deposit | COPPER MINERALS FOUND IN THREE VEINS SEGMENTS OF A SINGLE VEIN THAT TRENDS EAST-WEST AND DIPS VERTICALLY. THE VEIN AVERAGES ONE METER WIDE. THE LENGTH OF EXPOSED SEGMENTS IS 1300M. COMPOSITION OF VEIN IS QUARTZ, CHERT, MAGNETITE, LIMONITE, AND CALCITE BESIDES THE MENTIONED COPPER MINERALS. SAMPLES ACROSS THE STRIKE OF THE VEIN SHOW FROM .02 TO .77 PERCENT COPPER. COUNTRY ROCK ADJACENT TO VEIN IS ALTERED TO SERICITE AND QUARTZ AND HAVE CATACLASTIC TEXTURE. AWAY FROM THE VEIN, COUNTRY ROCK IS BIOTITE-GRANITE GNEISS WITH FOLIATION STRIKING N 50 W. |
| 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.