| Deposit ID | 10068799 |
|---|---|
| MRDS ID | W002052 |
| Record type | Site |
| Current site name | Porco Mine |
| Geographic coordinates: | -65.99389, -19.81703 (WGS84) |
|---|---|
| Elevation | 4800 |
| Relative position | 35 KM SW OF POTOSI, AND 6 KM SOUTH OF RR STATION AGUA DE CASTILLA |
Political divisions (FIPS codes)
Potosi(province)
Bolivia(country)
South America(continent)
Land(continent)
Federal lands
Federal(land status)
| Country | State |
|---|---|
| Bolivia | Potosi |
| Commodity | Importance |
|---|---|
| Tin Critical | Primary |
| Lead | Primary |
| Zinc Critical | Primary |
| Antimony Critical | Secondary |
| Silver | Secondary |
| Materials | Type of material |
|---|---|
| Cassiterite | Ore |
| Galena | Ore |
| Pyrargyrite | Ore |
| Silver | Ore |
| Sphalerite | Ore |
| Stibnite | Ore |
| Pyrite | Gangue |
| Model code | 77 |
|---|---|
| USGS model code | 20b |
| Deposit model name | Sn-polymetallic vein |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff | ||||
| |||||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate) |
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff |
| Rock unit name | Mondragon-Non-Marine Sediments;Torotoro Red Sandstone |
| Rock description | Mondragon-Non-Marine Sediments;Torotoro Red Sandstone |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate) |
| (1) | -65.99389, -19.81703 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | N-S |
| Type of structure | Local |
| Structure description | N-S Fissure Probably Parallel To Fold Axes Of Underlying Ordovician Sediments |
| General form | TABULAR |
|---|---|
| Strike | N-S, NE-SW |
| Dip | VERTICAL |
| Thickness | 2M |
| Length | 1500M |
| Width | 1M |
| Depth to top | 0M |
| Depth to bottom | 500M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Medium |
| Significant | No |
| Discovery year | 1492 |
| Discoverer | Indigenous Indians |
| Year of first production | 1542 |
| Production years | 1500(?) TO 1972 |
| District name | Porco District |
|---|
| Ownership category | Federal |
|---|
| Type | Operator |
|---|---|
| Owner | Compania Minera Del Sur (Under Lease From Comibol) |
| Type | Owner |
|---|---|
| Owner | Corporcacion Minera De Bolivia (Comibol) |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W002052 |
AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE CARBUROS, DEPTO. NAC. GEOLOGIA, BOL. 5 (ESPECIAL) PP. 204-206.
RUEDA A., JUAN, 1971, GEOLOGIA DEL YACIMIENTO PORCO Y SUS ALREDEDORES: LA PAZ, UMSA, TESIS DE GRADO
CABALLERO M., MARIO, 1978, GEOLOGIA ECONOMICA DEL YACIMIENTO MINERO DE PORCO: LA PAZ, UMSA, TESIS DE GRADO
MINISTRY OF MINES AND METALLURGY, 1970
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1973 | Irving, Earl M. | U.S. Geological Survey | |
| Updater | 01-MAY-1978 | Urquidi-Barrau, Fernando | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.