| Deposit ID | 10092727 |
|---|---|
| MRDS ID | MX00499 |
| Record type | Site |
| Current site name | Guadalupe |
| Geographic coordinates: | -111.84873, 26.81889 (WGS84) |
|---|---|
| Relative position | W PART OF PUNTA CONCEPCION; 5.5 KM SW OF EL GAVILAN, 15 KM SE OF MULEGE. |
Political divisions (FIPS codes)
Baja California Sur(province)
Mexico(country)
North America(continent)
Land(continent)
| Country | State |
|---|---|
| Mexico | Baja California Sur |
| Commodity | Importance |
|---|---|
| Manganese Critical | Primary |
| Materials | Type of material |
|---|---|
| Manganite | Ore |
| Psilomelane | Ore |
| Pyrolusite | Ore |
| Rhodonite | Ore |
| Wad | Ore |
| Calcite | Gangue |
| Chalcedony | Gangue |
| Gypsum | Gangue |
| Quartz | Gangue |
| Result | LOW GRADE MN OXIDES IMPREGNATING ANDESITE: 7.21% MN |
|---|---|
| Result | HIGH GRADE PSILOMELANE ORE: 57.42% MN |
| Result | AVERAGE OVERALL GRADE: 20% MN |
| Result | CONCENTRATIONS OF PSILOMELANE ORE GRADING MORE THAN 36.33% MN VERY RARE. |
| Model code | 156 |
|---|---|
| USGS model code | 25g |
| Deposit model name | Epithermal Mn |
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| (1) | -111.84873, 26.81889 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Punta Concepcion/Mulege |
|---|
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1956 | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | MX00499 |
GONZALEZ R., J., 1956, LOS YACIMIENTOS DE EL GAVILAN, LA AZTECA Y GUADALUPE, BAJA CALIFORNIA, MEXICO IN GONZALEZ R., J., (ED.), 1956, SYMPOSIUM SOBRE YACIMIENTOS DE MANGANESO, TOMO III: CONGRESO GEOLOGICO INTERNACIONAL, XX, MEXICO, 1956, P. 79-96.
TRASK, P.D. AND RODRIGUEZ C., J. JR., 1948, MANGANESE DEPOSITS OF MEXICO: U.S.G.S. BULLETIN 954-F, P. 228-238, 293-295, TABLE 17.
| Subject category | Comment text |
|---|---|
| Deposit | TWO SYSTEMS OF VEINS CUTTING ALTERED AND BRECCIATED ANDESITES. PRINCIPAL VEINS: NW STRIKING WITH VAR. DIP, 0.2-0.75 M WIDE, INTERSECTED BY EW STRIKING SYSTEM. MAJOR ORE CONCENTRATIONS AT INTERSECTIONS. CELLULAR-STRUCTURED ORE CONTAINS PSILOMELANE, PYROLUSITE, MANGANITE AND WAD. MINOR AMOUNTS OF BUSTAMITE AND RHODONITE PRESENT. ABUNDANT QUARTZ, CA-SULFATES AND CARBONATES. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1988 | Leonard, Kenneth R. (Page, Norman J.) | U.S. Geological Survey | |
| Updater | 01-MAY-1988 | Leonard, Kenneth R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.