| Deposit ID | 10026742 |
|---|---|
| MRDS ID | M000027 |
| Record type | Site |
| Current site name | Horseshoe Placers |
| Alternate or previous names | Quijotoa, Golconda |
| Related records | 10113903 |
| Geographic coordinates: | -112.1135, 32.09233 (WGS84) |
|---|---|
| Elevation | 732 |
| Relative position | SOUTH OF QUIJOTOA. |
Political divisions (FIPS codes)
Pima(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Vainom Kug(quadrangle 1:24,000 scale)
Ajo(quadrangle 1:100,000 scale)
Ajo(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
San Simon Wash(hydrologic unit)
Rio Sonoyta(hydrologic accounting unit)
Sonora(hydrologic subregion)
Lower Colorado(hydrologic region)
Federal lands
BIA(Federal land areas administered by BIA)
| Country | State | County |
|---|---|---|
| United States | Arizona | Pima |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 015S;016S | 002E;002E | Arizona |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Secondary |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Silver | Ore |
| Result | 1952, PLACERS AVERAGED $.80/CY. |
|---|
| Model code | 119 |
|---|---|
| USGS model code | 39a |
| Deposit model name | Placer Au-PGE |
| Mark3 model number | 54 |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Unconsolidated Deposit > Gravel | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Unconsolidated Deposit > Alluvium |
| (1) | -112.1135, 32.09233 |
|---|
| General form | ERRATIC |
|---|---|
| Depth to top | 3.66M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1774 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M000027 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0040190257 |
JOHNSON, M.G., 1972, PLACER GOLD DEPOSITS OF ARIZONA: U.S. GEOLOGICAL SURVEY BULLETIN 1355, 103 P.
KEITH, S.B., 1974, INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189, P. 140.
WILSON, E.D., 1952, ARIZONA GOLD PLACERS AND PLACERING: ARIZONA BUREAU OF MINES BULLETIN 160, P. 79-78.
ORRIS, G.J., AND BLISS, J.D., 1985, GEOLOGIC AND GRADE-VOLUME DATA ON 330 GOLD PLACER DEPOSITS: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 85-213, 172 P.
CIMRI
ABM BULLETIN 160, P. 78; ABM BULLETIN 189, P. 140; JOHNSON, 1972.
ORRIS AND BLISS, 1985.
| Subject category | Comment text |
|---|---|
| Deposit | PLACERS RECOVERED FROM HORSESHOE BASIN (SURROUNDS THE OLD TOWN OF QUIJOTOA), FROM TWO GULCHES (HOMESTAKE AND MIDAS) NEAR COVERED WELLS (MAISH VAYA), AND FROM AN AREA 3 MILES SOUTH OF POZO BLANCO (STOA VAYA) AND 1 MILE WEST OF THE MOUNTAINS. UNCONSOLIDATED SURFACE GRAVELS AND UNDERLYING CALICHE-CEMENTED GRAVELS WERE GOLD-BEARING. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-OCT-1979 | Johnson, Kris H. (Creasey, S.C.) | U.S. Geological Survey | |
| Updater | 18-APR-1995 | Orris, Greta J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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