| Deposit ID | 10005975 |
|---|---|
| MRDS ID | BL10196 |
| Record type | Site |
| Current site name | Jokolluni Mine |
| Alternate or previous names | Yokohama, El Zorro, Anaconda |
| Geographic coordinates: | -69.14481, -17.30489 (WGS84) |
|---|---|
| Elevation | 4250 |
| Relative position | 7 KM S70E OF BERENGUELA |
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 |
|---|---|
| Silver | Primary |
| Lead | Secondary |
| Zinc Critical | Tertiary |
| Cadmium | Tertiary |
| Copper | Tertiary |
| Antimony Critical | Tertiary |
| Arsenic Critical | Tertiary |
| Nickel Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Argentite | Ore |
| Bornite | Ore |
| Chalcocite | Ore |
| Chalcopyrite | Ore |
| Chrysocolla | Ore |
| Galena | Ore |
| Greenockite | Ore |
| Miargyrite | Ore |
| Proustite | Ore |
| Silver | Ore |
| Sphalerite | Ore |
| Stephanite | Ore |
| Stromeyerite | Ore |
| Tennantite | Ore |
| Calcite | Gangue |
| Pyrite | Gangue |
| Result | ANALYSES BY AHLFELD (1936): 7 TO 12% ZN, 8 TO 11% CD, 26 TO 35% PB, 150 G/T AG, 4% CU, 0.1% SB, 1.6% AS, TR BI, 18.75% S, 16.5% GANGUE. |
|---|
| Model code | 77 |
|---|---|
| USGS model code | 20b |
| Deposit model name | Sn-polymetallic vein |
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||||||||
| Rock unit name | Mauri | ||||||||
| Rock description | Mauri | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| Rock unit name | Mauri |
| Rock description | Mauri |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| (1) | -69.14481, -17.30489 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | E-W Fault |
| Depth to top | 0M |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Discoverer | Spanish Colonists |
| Year of last production | 1975 |
| District name | Berenguela |
|---|
| Ownership category | Federal |
|---|
| Type of workings | Underground |
|---|---|
| Length | 80M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | BL10196 |
SCHNEIDER-SCHERBINA, A., 1962, LOS YAIMIENTOS POLIMETALICOS DE BERENGUELA: GERMAN GEOLOGICAL MISSION TO BOLIVIA REPORT 39, 54P.
AHLFELD, F., 1936, DIE ZINK- UND KADMIUMLAGERSTAETTEN VON BERENGUELA, BOLIVIEN: METALL UND ERZ, V. 33
AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: DEPARTAMENTO NACIONAL DE GEOLOGIA BOLETIN 5, 388P.
FIELD INVESTIGATIONS, USGS/GEOBOL, 1990
INVESTIGATIONS BY GERMAN GEOLOGICAL MISSION (SCHNEIDER-SCHERBINA, 1962)
CIMRI
| Subject category | Comment text |
|---|---|
| Deposit | E-W VEIN EXTENDS OVER 600 M, IS 25 CM WIDE, HAS A 5 M ALTERATION HALO. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1990 | Long, K.R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.