| Deposit ID | 10231409 |
|---|---|
| MAS/MILS ID | 3350250023 |
| Record type | Site |
| Current site name | Colquechaca |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -66.02025, -18.69512 (WGS84) |
| Elevation | 4450 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Oruro(province)
Bolivia(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Bolivia | Oruro |
| Commodity | Importance |
|---|---|
| Lead | Tertiary |
| Silver | Tertiary |
| Tin Critical | Tertiary |
| Zinc Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Ankerite | Unknown |
| Apatite | Unknown |
| Arsenopyrite | Unknown |
| Bismuth | Unknown |
| Bismuthinite | Unknown |
| Cassiterite | Unknown |
| Fluorite | Unknown |
| Galena | Unknown |
| Jamesonite | Unknown |
| Marcasite | Unknown |
| Polybasite | Unknown |
| Pyrargyrite | Unknown |
| Pyrite | Unknown |
| Quartz | Unknown |
| Silver | Unknown |
| Sphalerite | Unknown |
| Stannite | Unknown |
| Stephanite | Unknown |
| Ore Body (1) | -66.02025, -18.69512 |
|---|
| Strike | N20W | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dip | 00N | ||||||||||||||||||||||||||||||||||||
| Thickness | 0.2M | ||||||||||||||||||||||||||||||||||||
| Length | 1500M | ||||||||||||||||||||||||||||||||||||
| Width | 500M | ||||||||||||||||||||||||||||||||||||
| Area | 100HA | ||||||||||||||||||||||||||||||||||||
| Depth to top | 0M | ||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||
| Operation type | Underground |
|---|---|
| Development status | Producer |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1700 |
| District name | Colquechaca |
|---|
| Type of mineral rights | State Lease |
|---|---|
| Type of mineral rights | Minerals Only |
| Ownership category | State |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Corp. Minera De Bolivia |
| Interest | 100 |
| Home office | Bolivia |
| Year | 1954 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 3350250023 |
AHLFELD, F., 1954, LOS YACIMIENTOS MINERALES DE BOLIVIA: BAN
MINERO DE BOLIVIA, LA PAZ, PG. 86-89 PRINTED IN BILBAO, S
IMPRENTA INDUSTRIAL S. A., IN SPANISH.
| Subject category | Comment text |
|---|---|
| Deposit | ALL MINES IN SMALL DISPLACEMENT VEINS IN CIRCULAR 5 KM DIAMETER. ZONING PRONOUNCED WITH SN VEINS IN CENTER MINED AT HUAYNACUC AND ALIADA MINE. TO SOUTH ARE AG MINES OF GALLOFA AND EMBUDO, AN ARE AG-BI-CU-AS-PB VEINS OF NUEVA VERDUN MINE. ALIADA VEINS LESS THAN 0.3 M WIDE, HUAYNACUCHO VEINS UP TO 1.0 M WIDE, 12 LONG AND PASSES TO ZNS AT 400 M DEPTH, THE GALLOFA AND EMBU IS EXPLOITED FOR 2000 M LONG, 550 M DEEP. DISTRICT DISCOVERE 1600 , GALLOFA AND EMBUDO MINES CLOSED PRE 1925. SN PROD. BE 1912, BY 1954 ONLY ZN-PB-AG-SN PILLARS IN OLD MINES WERE BEI MINED. ALL ABOVE DATA FROM AHLFELD. FUTURE OF DISTRICT BLEAK 76-EMPRESSA MIHERA COLQUECHACA PROD. SN&AG CONC. USING FL &GRAVITY SEPERATION |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-FEB-84 | Ljb | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.