| Deposit ID | 10109594 |
|---|---|
| MRDS ID | M046559 |
| Record type | Site |
| Current site name | Pacajake Mine |
| Alternate or previous names | Paca Jake, Virgen De Surumi |
| Geographic coordinates: | -66.86614, -18.59763 (WGS84) |
|---|---|
| Elevation | 3800 |
| Relative position | 17 KM N60E OF COLQUECHACA |
Political divisions (FIPS codes)
Potosi(province)
Bolivia(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Bolivia | Potosi |
| Bolivia | Potosi |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Selenium | Primary |
| Cobalt Critical | Primary |
| Nickel Critical | Primary |
| Palladium Critical | Secondary |
| Platinum Critical | Secondary |
| Rhodium Critical | Secondary |
| Gold | Secondary |
| Iridium Critical | Secondary |
| Copper | Secondary |
| Lead | Secondary |
| Materials | Type of material |
|---|---|
| Naumannite | Ore |
| Barite | Gangue |
| Calcite | Gangue |
| Hematite | Gangue |
| Siderite | Gangue |
| Result | AN ANALYSIS OF BLOCKITE: 69.72% SE, 6.70% CU, 14.09% NI, 1.73% AG, 2.45% CO, 1.29% FE, 9.35% PB, .022% PT METALS. A SPECTROMETER ANALYSIS OF A SAMPLE OF BLOCKITE INCLUDING A SILVER GRAIN GAVE: .4% PD, .2% PT, .03% RH, .1% AU, TRACE OF IR |
|---|
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Shale |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| (1) | -66.86614, -18.59763 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | On Axis Of A Nw-Se Trending Anticline |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1850 |
| Discoverer | Unknown; Hans Block |
| Year of last production | 1937 |
| Type | Owner-Operator |
|---|---|
| Owner | Hans Block |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M046559 |
QUIRING, 1962, DIE METALLISCHEN ROHSTOFFE: PLATINMETALLE 16 BAND, ENKE VERLAG STUTTGART, P. 111
RAMDOHR, P., 1969, ORE MINERALS & INTERGROWTHS: PERGAMON PRESS, N. Y., P. 807
AHLFELD, F., 1937, MINERALES DE BOLIVIA: GENERAL DE MINAS, LA PAZ, P. 13
AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: DEPARTAMENTO NACIONAL DE GEOLOGIA BOLETIN 5, P. 123-124.
GUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIA
CIMRI
GUSTAVSON ASSOC. (1992); AHLFELD AND SCHNEIDER-SCHERBINA (1964) P. 124.
| Subject category | Comment text |
|---|---|
| Deposit | POCKETS AND CLOTS OF SELENIDES IN A SIDERITE-BARITE-CALCITE-HEMATITE VEIN. NEARBY ALTERED DIKES HOST STOCKWORK VEINLETS THAT CONTAIN ANOMALOUS AU AND PGM. |
| Deposit | Discovery Year: 1800'S; 1935 |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1976 | Blair, Will N. | U.S. Geological Survey | |
| Updater | 01-MAR-1991 | Guerra, Edwin | Servicio Geologic de Bolivia | |
| Updater | 01-NOV-1993 | Long, Keith R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.