| Deposit ID | 10006311 |
|---|---|
| MRDS ID | BL20306 |
| Record type | Site |
| Current site name | Rosa De Oro Mine |
| Alternate or previous names | Santa Rosa De Oro |
| Geographic coordinates: | -66.12444, -21.68644 (WGS84) |
|---|---|
| Elevation | 4100 |
| Relative position | 10 KM DUE EAST OF ESMORACA |
Political divisions (FIPS codes)
Potosi(province)
Bolivia(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Bolivia | Potosi |
| Bolivia | Potosi |
| Commodity | Importance |
|---|---|
| Antimony Critical | Primary |
| Materials | Type of material |
|---|---|
| Stibnite | Ore |
| Pyrite | Gangue |
| Quartz | Gangue |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| (1) | -66.12444, -21.68644 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | N-S Anticline |
| General form | PINCH AND SWELL |
|---|---|
| Strike | N 5 W |
| Dip | VERTICAL |
| Thickness | 4M |
| Length | 3000M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1850 |
| Year of first production | 1906 |
| Type | Owner-Operator |
|---|---|
| Owner | Empresa Minera Bernal Hermanos |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1983 | ||||||||||||||
| Total resources | 18000000mt ore | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1983 | ||||||||||||||
| Total resources | 32000000mt ore | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1983 | ||||||||||||||
| Total resources | 2000000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | BL20306 |
MINTEC, 1983, INFORME EMPRESA MINERA BERNAL: MINTEC INTERNAL REPORT
GUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIA
AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: DEPARTAMENTO NACIONAL DE GEOLOGIA BOLETIN 5, P. 119.
CIMRI
GUSTAVSON ASSOC. (1992); AHLFELD AND SCHNEIDER-SCHERBINA (1964) P. 119.
| Subject category | Comment text |
|---|---|
| Deposit | STIBNITE IN VEINS FEW CM TO 4 M WIDE AND DISSEMINATED IN SLATE WALL ROCK. MAIN ORESHOOT WAS 75 M LONG, 0.4 TO 3.5 M WIDE, OPENED TO AT LEAST 220 M DEPTH OVER WHICH THE SHOOT AVERAGED 2 M WIDTH OF 25% SB. ANOTHER SHORT, NARROW, HIGH-GRADE ORE SHOOT YIELDED 2000 MT OF SB. |
| Deposit | Discovery Year: 1800'S |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-NOV-1993 | Long, Keith R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.