| Deposit ID | 10133974 |
|---|---|
| MAS/MILS ID | 3370090035 |
| Record type | Site |
| Current site name | Alcaparra |
| Alternate or previous names | Boqueron-Chanar Fe Mine |
| Geographic coordinates: | -70.66624, -26.38079 (WGS84) |
|---|
Political divisions (FIPS codes)
Atacama(province)
Chile(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Chile | Atacama |
| Commodity | Importance |
|---|---|
| Iron | Tertiary |
| (1) | -70.66624, -26.38079 |
|---|
| |||||||||||||||
| Operation type | Surface |
|---|---|
| Development status | Occurrence |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1962 |
| Year of first production | 1976 |
| District name | Carrizal Alto Mining District |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Cia. De Acero Del Pacifico |
| Interest | 100 |
| Home office | Chile |
| Year | 1977 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 0 | ||||||||||||||
| Demonstrated | 37000000mt ore | ||||||||||||||
| Total resources | 37000000mt ore | ||||||||||||||
| |||||||||||||||
| Type of workings | Underground | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 3370090035 |
| Subject category | Comment text |
|---|---|
| Deposit | 77-RCD 010-BOQUERON-CHANAR UNDERGROUND MINE WAS UNDER DEVELO IN 1976,EXPECTED START-UP IN JULY 1976. 77-RCD 030-MINE LOCATED ABOUT 40 KM E OF CARRIZAL PORT,60 KM VALLEMAR. 77-RCD 050-UP TO 1968,7 DRILL HOLES(TOTAL OF 10,000 M) HAD R 5 ORE BODIES.AIRBORNE MAGNETOMETER SURVEY IN 1962 GAVE 13 ANOMALIES OVER A 2000 SQ KM AREA. 77-RCD 060-AREA IS THICKLY COVERED WITH RECENT SANDS&DUNES.O BODIES ENCLOSED IN METAMORPHICS&LAVAS OF CRET.AGE,SURROUND LARGE DIORITE INTRUSIVE. 77-RCD 080- FIVE ORE BODIES IN 1968: A,B,C,C-SOUTH EXTENSION 900-1,000 FT. ZONE 77-RCD 601-COL.2 GRADE(<60%) ACTUALLY IS A RANGE OF 35-60%FE 77-RCDS 612&613-BREAKDOWN OF RESERVES BY ORE BODY IN 1968 AS FOLLOWS: ORE BODY PROB.RESERVES POSSIBLE RESERVE 35-60%FE >60%FE 35-60%FE >60% A 2,400 6,0 B 28,800 6,600 C 34,500 50,200 C-SOUTH EXT. 12,400 10,4 900-1,000 FT. 5,200 5,4 RESERVES IN 1973 WERE QUOTED AS 183,000,000 TONNES AT >5 WITH 100,000,000 TONNES OF LOWER GRADE NEARBY. 77-RCD 620-INITIAL CAPACITY TO BE 3,000,000 TONNES/YR.WITH I TO 6,000,000 TONNES/YR.BY 1985 TO REPLACE OUTPUT FROM EL RABO MINE(SEQ.#337-09-029) WHICH WAS EXPECTED TO EXHAUST RESERVES BY 1985. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 22-DEC-1994 | Boyle, Ed | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.