| Deposit ID | 10006090 |
|---|---|
| MRDS ID | BL20001 |
| Record type | Site |
| Current site name | San Silvestre Mine |
| Alternate or previous names | Maria Elena |
| Geographic coordinates: | -68.65841, -16.78019 (WGS84) |
|---|---|
| Elevation | 4000 |
| Relative position | 8 KM S70E OF JESUS DE MACHACA |
Political divisions (FIPS codes)
La Paz(province)
Bolivia(country)
South America(continent)
Land(continent)
Federal lands
Federal(land status)
| Country | State |
|---|---|
| Bolivia | La Paz |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Silver | Primary |
| Materials | Type of material |
|---|---|
| Chalcocite | Ore |
| Malachite | Ore |
| Result | GRADES: 7.10 TO 11.40% CU, AVERAGES 2.15% CU, 60 G/MT AG. |
|---|
| Model code | 197 |
|---|---|
| USGS model code | 30b |
| Deposit model name | Sediment-hosted Cu |
| Mark3 model number | 63 |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone | ||||
| Rock unit name | Huayllamarca | ||||
| Rock description | Huayllamarca | ||||
| |||||
| (1) | -68.65841, -16.78019 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | On E Flank Of Anticline |
| General form | LENTICULAR |
|---|---|
| Strike | N 60 W |
| Dip | 27SW |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1957 |
| Discoverer | Guillermo Alvarez Plata |
| Ownership category | Federal |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Guillermo Alvarez Plata |
| Year | 1964 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Accuracy | Accurate | ||||||||||||||
| |||||||||||||||
| Year | 1964 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Accuracy | Accurate | ||||||||||||||
| |||||||||||||||
| Year | 1967 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Accuracy | Accurate | ||||||||||||||
| |||||||||||||||
| Type of workings | Underground |
|---|---|
| Length | 24M |
| Overall depth | 16M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | BL20001 |
GUERRA, M., AND ASCARRUNZ K., R., 1964, INFORME SOBRE ORIENTACION TECNICA MINA CUPRIFERA SAN SILVESTRE: DEPARTAMENTO NACIONAL DE GEOLOGIA INFORME DNG-M-340, 7P., MAP 1:1,000.
ZAPATA, H., AND DELGADILLO, H., 1968, VALUACION DE YACIMIENTOS DE COBRE SEGUNDA PARTE, TIAHUANACU-JESUS DE MACHACA-CORQUE: SERVICIO GEOLOGICO DE BOLIVIA INFORME LP-25, 26P.
GEOLOGICAL INVESTIGATIONS BY GEOBOL (GUERRA AND ASCARRUNZ, 1964
CIMRI
ZAPATA AND DELGADILLO (1968)
| Subject category | Comment text |
|---|---|
| Deposit | ARE 10 MANTOS 120 TO 150 M LONG, 0.3 TO 1.0 M WIDE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1990 | Andre, Orlando; Hinojosa, Alberto | Servicio Geologic de Bolivia |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.