| Deposit ID | 10231111 |
|---|---|
| MRDS ID | TC05570 |
| MAS/MILS ID | 3370090002 |
| Record type | Site |
| Current site name | Alacran |
| Related records | 10059101 |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -70.18283, -27.59747 (WGS84) |
Political divisions (FIPS codes)
Atacama(province)
Chile(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Chile | Atacama |
| Commodity | Importance |
|---|---|
| Antimony Critical | Tertiary |
| Arsenic Critical | Tertiary |
| Silver | Tertiary |
| Ore Body (1) | -70.18283, -27.59747 |
|---|
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Pampa Larga |
|---|
| Type of mineral rights | Unknown |
|---|---|
| Type of mineral rights | Unknown |
| Type of mineral rights | Unknown |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 3370090002 | |
| USGS | Mineral Resources Data System | MRDS | TC05570 | MAS references MRDS |
CLARK, ALAN H. 1970 ALPHAARSENIC SULFIDE FROM MINA ALACRAN,
LARGA, CHILE. AMER. MINERAL. VOL. 55 NO 7 8 P 1338 1344
CLARK, ALAN H. 1970 SUPERGENE METASTIBNITE FROM MINA ALACRAN
AMER. MINERAL. VOL. 55 NO 11 12 P 2104 2106
| Subject category | Comment text |
|---|---|
| Deposit | THE PAMPA LARGA TYPE DEPOSIT AT ALACRAN IS UNUSUAL IN THAT MINERALIZATION HAS BEEN AFFECTED BY DRASTIC DIFFERENCE IN TEMPRETURE DURING VARIOUS CRYSTALLIZATION STAGES. IN CONJUNC WITH THE GREAT VARIETY OF METALS PRESENT IN THE DEPOSIT, THI PHENOMENON HAS CAUSED A SUITE OF MINERALS TO FORM THAT IS UN WITH RESPECT TO ITS CONSTITUENTS. SILVER HAS LOST SOME OF ITS IMPORTANCE IN THIS DEPOSIT AND H OVERSHADOWED THE IMPORTANCE OF ANTIMONY AND ARSENIC. THIS FA DIRECTLY RELATED TO MINING HISTORY AT ALACRAN. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-FEB-1984 | Wlu | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.