| Deposit ID | 10049069 |
|---|---|
| MRDS ID | MX00288 |
| Record type | Site |
| Current site name | Quitovac |
| Alternate or previous names | La Choya |
| Related records | 10229992, 10230047 |
| Geographic coordinates: | -112.83406, 31.60845 (WGS84) |
|---|---|
| Location accuracy | 5000(meters) |
| Relative position | 40 KM S OF THE U.S. BORDER ALONG HIGHWAY 2 FROM SONOITA TO CABORCA. APPROXIMATELY 30 KM N OF TAJITOS. |
Political divisions (FIPS codes)
Pima(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Lukeville(quadrangle 1:100,000 scale)
Lukeville(quadrangle 1:250,000 scale)
| Country | State |
|---|---|
| Mexico | Sonora |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Iron | Tertiary |
| Lead | Tertiary |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Iron | Gangue |
| Quartz | Gangue |
| Result | 0.5 - 2.5 G/MT |
|---|---|
| Result | LOCALLY UP TO 5.0 G/MT. |
| Model code | 281 |
|---|---|
| USGS model code | 37b |
| Deposit model name | Gold on flat faults |
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Phyllite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| (1) | -112.83406, 31.60845 |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Desierto De Altar/Sonoyita |
|---|
| Type | Operator |
|---|---|
| Owner | Anaconda Co. |
| First year | 1984 |
| Type of workings | Surface/Underground |
|---|---|
| Area | 0.14HA |
| Length | 243.84M |
| Overall depth | 76.2M |
| Overall length | 609.6M |
| Overall width | 243.84M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | MX00288 |
SILBERMAN, MILES, 1986, GOLD BELT MAP, NORTHWESTERN SONORA, MEXICO: UNPUBLISHED.
GILES, D.A., SILBERMAN, M.L., AND WENRICH, K.J., 1986, GNEISS-HOSTED GOLD DEPOSITS IN NORTHERN SONORA, MEXICO: WRITTEN COMMUNICATION.
SILBERMAN, M.L., 1987, REPORT ON RECONNAISSANCE OF GOLD PROSPECTS IN NORTHERN SONORA, MEXICO: UNPUB. USGS REPORT, 6 P.
STAUDE, 1990, PERSONAL VISIT AND SAMPLING.
| Subject category | Comment text |
|---|---|
| Deposit | GOLD VALUES FROM 0.5 - 2.5 G/MT IN PARTS OF FLAT DIPPING SHEAR ZONE, 20 M WIDE, CONTAINING STOCKWORK OF QUARTZ VEINLETS BETWEEN PHYLLITES (H/WALL) AND METASANDSTONES (F/WALL). AU ASSOCIATED WITH MINOR IRON AND LEAD OXIDES. ON THE ADJOINING CHOYA CLAIM TO THE S, BULLDOZER TRNCHES MADE BY ANACONDA IN 1984 EXPOSED STOCKWORK OF IRREGULAR AU-BEARING QUARTZ VEINLETS OVER 75 BY 200 M AREA IN SERICITIZED GRANITE. DEPOSIT LIES IN THE FOOTWALL OF FLAT SHEAR STRUCTURE TRACEABLE FOR STRIKE LENGTH OF SEVERAL HUNDRED METERS. LOCAL SHOOTS CARRY UP TO 5.0 G/MT AU OVER 2 M WIDTH. HIGH GRADE GOLD ASSOCIATED WITH QUARTZ-SERICITE ALTERATION AND QUARTZ VEINLETS. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-87 | Staude, John-Mark G. (Page, Norman J.) | U.S. Geological Survey | |
| Updater | 01-JUN-88 | Leonard, Kenneth R. | U.S. Geological Survey | |
| Updater | 01-APR-91 | Staude, John-Mark G. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:
Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.