| Deposit ID | 10279810 |
|---|---|
| MAS/MILS ID | 3370050021 |
| Record type | Site |
| Current site name | Guanaco |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -69.52782, -25.1142 (WGS84) |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
Antofagasta(province)
Chile(country)
South America(continent)
Land(continent)
| Country | State |
|---|---|
| Chile | Antofagasta |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Materials | Type of material |
|---|---|
| Gold | Unknown |
| Silver | Unknown |
| Ore Body (1) | -69.52782, -25.1142 |
|---|
| Area | 10118HA | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||||||||||
| Operation type | Leach |
|---|---|
| Development status | Plant |
| Commodity type | Metallic |
| Significant | Yes |
| Discovery year | 1991 |
| Mining method | Open Pit |
| Year of first production | 1992 |
| Plant type | Leach |
| Milling method | Leach-Precipitation |
| Type | Owner-Operator |
|---|---|
| Owner | Sociedad Contractual Minera Guanaco |
| Interest | 100 |
| Home office | Chile |
| Year | 1992 |
| Last year | 1992 |
| Type | Owner-Operator |
|---|---|
| Owner | Amax Gold, Inc. |
| Interest | 90 |
| Home office | Colorado |
| Year | 1992 |
| First year | 1992 |
| Year | 1991 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Design Production Rate 50000 St Ore/Month | ||||||||||||||
| |||||||||||||||
| Year | 1991 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Design Production Rate 15000 Oz Au/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1992 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Production Rate 10000 Oz Au/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1993 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Accuracy | Estimate | ||||||||||||||
| Description | Estimated Production 1993-1997 2000000 Mtpy Ore | ||||||||||||||
| |||||||||||||||
| Year | 1993 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Expected Production Rate 45000 Oz Au/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1993 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Design Production Rate 70000 Oz Au/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1993 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Design Production Rate 2200000 Stpy Ore | ||||||||||||||
| |||||||||||||||
| Type of workings | Surface | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Area | 10118HA | ||||||||||||||||||||||||||
| |||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 3370050021 |
*SKILLING'S MINING REVIEW, APR. 10, 1993, P. 11.
*AMAX GOLD NEWS RELEASE, APR. 6, 1992
*PANAFAX, UF-400, 02/23/93.
ROCKY MOUNTAIN PAY DIRT, "LOWER ORE GRADES, STARTUP, WRITE-
DOWN CAUSE AMAX GOLD LOSS", NOV. 1993, N0. 170, P. 15A.
ENGINEERING AND MINING JOURNAL MINING ACTITVITY DIGEST,
"AMAX'S NEW PLANT COMPLETED", MAY 1993, VOL.21,NO.5, P.10.
| Subject category | Comment text |
|---|---|
| Deposit | START-UP SLOWER THAN EXPECTED DUE TO LOWER THAN PLANNED CRUSHER AVAILABILITY, AND A LONGER THAN EXPECTED LEAD TIME IN SETTING GRADE CONTROL PROCEDURES. MERRIL CROWE PROCESSING PLANT COMPLETED IN MARCH, 1993. SPRAYING OF HEAP-LEACH PADS BEGAN IN FEBUARY, 1993. PRODUCTION SCHEDULED FOR LATE APRIL AT AN ANNUAL RATE OF 60,000 TO 80,000 OUNCES. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 28-JUL-94 | Peterson, Gary R. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.