| Deposit ID | 10006192 |
|---|---|
| MRDS ID | BL20149 |
| Record type | Site |
| Current site name | Eureka Mine |
| Geographic coordinates: | -67.20755, -17.07712 (WGS84) |
|---|---|
| Elevation | 4200 |
| Relative position | 7.5 KM N20W OF ICHOCA |
Political divisions (FIPS codes)
La Paz(province)
Bolivia(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Bolivia | La Paz |
| Materials | Type of material |
|---|---|
| Cassiterite | Ore |
| Chalcopyrite | Ore |
| Wolframite | Ore |
| Pyrite | Gangue |
| Pyrrhotite | Gangue |
| Quartz | Gangue |
| Tourmaline | Gangue |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate | ||
| Rock unit name | Caradociana Amutara ;Cancaniri | ||
| Rock description | Caradociana Amutara ;Cancaniri | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| (1) | -67.20755, -17.07712 |
|---|
| General form | TABULAR |
|---|---|
| Thickness | 0.04M |
| Width | 6000M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1965 |
| District name | Tres Cruces |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Sarmiento, Gerardo V. |
| Year | 1984 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Period | 1984 | ||||||||||||||
| Accuracy | Estimate | ||||||||||||||
| |||||||||||||||
| Type of workings | Surface/Underground |
|---|---|
| Length | 870M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | BL20149 |
GOMEZ, G., 1984, PROYECTO DE SEMIMECANIZACION DE LA MINERIA CHICA, INFORME PRELIMINAR MINA EUREKA SEMECH: GEOBOL INFORME 032/83
CIMRI
GOMEZ (1984)
| Subject category | Comment text |
|---|---|
| Deposit | ARE SIX VEINS FROM SE TO NW: (1) MORE THAN 300 M LONG; (2) MORE THAN 200 M LONG; (3) ABOUT 150 M LONG; (4) 150 M LONG; (5) 70 M LONG, STRIKES WSW - ENE; (6, SECCION FILI-JIHUATA): ON A MAJOR REGIONAL STRUCURE AND IS LARGEST VEIN AT MINE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1991 | Moreno, Jorge | Servicio Geologic de Bolivia | |
| Updater | 01-SEP-1993 | Long, Keith R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.