| Deposit ID | 10048918 |
|---|---|
| MRDS ID | MX00098 |
| Record type | Site |
| Current site name | La Princesa |
| Related records | 10303127 |
| Geographic coordinates: | -116.08415, 31.66677 (WGS84) |
|---|
Political divisions (FIPS codes)
Pima(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
| Country | State |
|---|---|
| Mexico | Baja California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Zinc Critical | Tertiary |
| Copper | Tertiary |
| Lead | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Gold | Ore |
| Marcasite | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Epidote | Gangue |
| Hornblende | Gangue |
| Magnetite | Gangue |
| Pyrrhotite | Gangue |
| Quartz | Gangue |
| Specularite | Gangue |
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| (1) | -116.08415, 31.66677 |
|---|
| Plunge | 25 |
|---|---|
| Plunge direction | SE |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Alamo/Ensenada |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | MX00098 |
SALAS, G.P., 1975, CARTA Y PROVINCIAS METALOGENETICAS DE LA REPUBLICA MEXICANA: CONSEJO DE RECURSOS MINERALES PUBLICACION 21 E, P. 186.
WISSER, E., 1954, GEOLOGY AND ORE DEPOSITS OF BAJA CALIFORNIA, MEXICO: ECONOMIC GEOLOGY, V. 49, NO. 1, P. 44-76.
WISSER, 1954.
| Subject category | Comment text |
|---|---|
| Deposit | SHEETED AURIFEROUS QUARTZ VEINS AVERAGING LESS THAN 1 FT WIDE, TREND WNW, INTERSECT NW-TRENDING SYSTEM OF DIKES IN QUARTZ DIORITE. PLUNGE OF INTERSECTION: 25 SE. ORE: NATIVE GOLD AND BASE METAL SULFIDES IN GANGUE OF QUARTZ + SPARSE MAGNETITE, SPECULARITE, AND PYRRHOTITE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1987 | Staude, John-Mark G. (Page, Norman J.) | U.S. Geological Survey | |
| Updater | 01-JUN-1988 | Leonard, Kenneth R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.