| Deposit ID | 10182523 |
|---|---|
| MAS/MILS ID | 2010610051 |
| Record type | Site |
| Current site name | Tocayos |
| Alternate or previous names | Tocayos Unit Mine |
| Geographic coordinates: | -103.61715, 23.63374 (WGS84) |
|---|
Political divisions (FIPS codes)
Pima(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
| Country | State |
|---|---|
| Mexico | Zacatecas |
| Commodity | Importance |
|---|---|
| Copper | Secondary |
| Gold | Secondary |
| Lead | Secondary |
| Silver | Primary |
| Zinc Critical | Secondary |
| (1) | -103.61715, 23.63374 |
|---|
| Operation type | Underground |
|---|---|
| Development status | Producer |
| Commodity type | Metallic |
| Significant | Yes |
| Mining method | Filled Stopes - Inclined Cut and Fill |
| Type | Operator |
|---|---|
| Owner | Minera Mexicana Sombrereta, S. A. |
| Home office | Mexico |
| Year | 1978 |
| Type | Owner |
|---|---|
| Owner | Fresnillo Co. |
| Interest | 49 |
| Home office | Mexico |
| Type | Owner |
|---|---|
| Owner | Sombrerete Mining Co. |
| Interest | 51 |
| Home office | Mexico |
| Year | 1978 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 0 | ||||||||||||||
| Demonstrated | 573000mt ore | ||||||||||||||
| Total resources | 573000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 2010610051 |
SILLITOE, R. H., A RECONNAISSANCE OF THE MEXICAN PORPHYRY
COPPER BELT: INSTITUTION OF MINING AND METALLURGY, TRANS-
ACTIONS, SECTION B, AUGUST 1976. P. B170-B199.
1978 ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY
OF MINING AND MINERAL PROCESSING OPERATIONS, NEW YORK, MC-
GRAW-HILL, 1978, P. 101, 317.
1979-1980 WORLD MINES REGISTER, SAN FRANCISCO, CALIFORNIA,
MILLER FREEMAN, 1979, P. 135.
| Subject category | Comment text |
|---|---|
| Deposit | 6/27/97--CONFIRMED AS PRODUCING BY JAVIER MOYA, US EMBASSY IN MEXICO. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-JUN-1997 | Smith Ewu | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.