| Deposit ID | 10080444 |
|---|---|
| MRDS ID | W031636 |
| Record type | Site |
| Current site name | Nevada Mine |
| Geographic coordinates: | -67.5995, -16.88101 (WGS84) |
|---|---|
| Elevation | 5300 |
| Relative position | 3.5 KM NW OF VILOCO |
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 |
|---|---|
| Tin Critical | Primary |
| Tungsten Critical | Secondary |
| Bismuth Critical | Secondary |
| Materials | Type of material |
|---|---|
| Bismuthinite | Ore |
| Cassiterite | Ore |
| Wolframite | Ore |
| Pyrite | Gangue |
| Quartz | Gangue |
| Tourmaline | Gangue |
| Model code | 77 |
|---|---|
| USGS model code | 20b |
| Deposit model name | Sn-polymetallic vein |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| Rock unit name | Tres Cruces Batholith | ||||||
| Rock description | Tres Cruces Batholith | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| (1) | -67.5995, -16.88101 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Folded Sedimentary Rocks |
| General form | TABULAR |
|---|---|
| Strike | E-W |
| Dip | VERTICAL |
| Width | 1M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Medium |
| Significant | No |
| Discovery year | 1935 |
| Year of first production | 1935 |
| District name | Viloco Mining District |
|---|
| Ownership category | Federal |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Estalsa |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W031636 |
AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: BOLIVIA DEPARTAMENTO NACIONAL DE GEOLOGIA, BOL.
| Subject category | Comment text |
|---|---|
| Deposit | DIMENSIONS ARE FOR ELLIPTICAL ZONE OF CONTACT METAMORPHISM AND ALTERATION-MINERALIZATION ORIENTED N55W. MILLUNI MINE OCCUPIES NORTH END OF ZONE, KELLHUANI AND KALUYO MINES OCCUPY SOUTH END OF ZONE. CONTACT METAMORPHISM AND ALTERATION ARE RELATED TO A BURIED INTRUSIVE. MINERALIZTION IN MANTO DEPOSITS CONSISTS OF DISCONTINUOUS STOCKWORK VEINS WITH NARROW ALTERATION SELVAGES IN QUARTZITE BEDS SANDWICHED BETWEEN SHALE LAYERS. MANTO MINERALIZATION OCCURS MAINLY IN THE CENTRAL-SOUTHERN PORTIONS OF THE DISTRICT (KELLHUANI, KALUYO, ETC.) VEINS STRIKE N-S TO N20E AND ARE FOUND IN THE NORTHERN PART OF THE DISTRICT AT THE MILLUNI MINE, AND IN THE CENTRAL PART OF THE DISTRICT, AT RECORTE GRANDE. PEGMATITE VEINS ARE FOUND AT MILLUNI MINE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1978 | Urquidi-Barrau, Fernando | Department of State |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.