| Deposit ID | 10048947 |
|---|---|
| MRDS ID | MX00133 |
| Record type | Site |
| Current site name | Lucifer |
| Geographic coordinates: | -112.38736, 27.3597 (WGS84) |
|---|---|
| Relative position | 17 KM NW OF SANTA ROSALIA. |
Political divisions (FIPS codes)
Pima(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
| Country | State |
|---|---|
| Mexico | Baja California Sur |
| Commodity | Importance |
|---|---|
| Manganese Critical | Primary |
| Materials | Type of material |
|---|---|
| Coronadite | Ore |
| Hollandite | Ore |
| Pyrolusite | Ore |
| Hematite | Gangue |
| Jasper | Gangue |
| Limonite | Gangue |
| Result | AVG. GRADE: 44-45% M |
|---|
| Model code | 97 |
|---|---|
| USGS model code | 24c |
| Deposit model name | Volcanogenic Mn |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff | ||||
| Rock unit name | Boleo Formation | ||||
| Rock description | Boleo Formation | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff |
| (1) | -112.38736, 27.3597 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Miocene Volcanics Have Been Tilted 20-45 Degrees E And Offset 50-100 M By A Series Of Normal Faults Trending Nw With 40-50 Sw Dips. Pliocene Sediments Took On Initial Dips Due To Irregular Miocene Surface, And Were Further Tilted By Lplio-Pleis Deformation. Average Dip Of Pliocene Sediments Is 5-10 Degrees E. |
| Type of structure | Local |
| Structure description | Ore Body Offset By Several Small Faults, 8 M Max. Displacement. Subhorizontal Fault Plane Limits Top Of Ore Body Locally. |
| General form | MANTO |
|---|---|
| Thickness | 6M |
| Length | 600M |
| Width | 130M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Medium |
| Significant | No |
| Year of first production | 1942 |
| District name | Boleo/Santa Rosalia |
|---|
| Type | Owner |
|---|---|
| Owner | Cia. Minera Lucifer, S. A. De C. V. |
| First year | 1946 |
| Year | 1955 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Period | 1942-1955 | ||||||||||||||
| Material | ORE MN | ||||||||||||||
| Accuracy | Accurate | ||||||||||||||
| Description | Cp_Grade: ^Ave. 44-45% Mn. | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | MX00133 |
SALAS, G.P., 1975, CARTA Y PROVINCIAS METALOGENETICAS DE LA REPUBLICA MEXICANA: CONSEJO DE RECURSOS MINERALES PUBLICACION 21 E, P. 187.
WILSON, I.F., 1956, THE LUCIFER MANGANESE DEPOSITS, BAJA CALIFORNIA, MEXICO IN GONZALEZ R., J., (ED.), 1956, SYMPOSIUM SOBRE YACIMIENTOS DE MANGANESO, TOMO III: CONGRESO GEOLOGICO INTERNACIONAL, XX, MEXICO, 1956, P. 97-108.
FREIBERG, D.A., 1982, A STUDY OF MANGANESE ORE COMPOSITION, LUCIFER MINE, BAJA CALIFORNIA, MEXICO (ABS.): GSA ABSTRACTS WITH PROGRAMS, V. 14, NO. 4, P. 163.
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.
COX, D.P., AND SINGER, D.A., 1986, MINERAL DEPOSIT MODELS: USGS BULLETIN 1693, 379 P.
WILSON, 1956.
| Subject category | Comment text |
|---|---|
| Deposit | DRILLING PROGRAMS: 1947-1948; 31 DD-HOLES RANGING FROM 56-160 M IN DEPTH AND TOTALING 3,037 M, MAINLY IN THE AREA OF THE MESA IMMEDIATELY W AND NW OF THE MINE. RESULTED IN WESTWARD EXTENSION OF THE MINE AND DISCOVERY OF SMALL, ISOLATED ORE BODY THAT WAS LATER MINED FROM INCLINED SHAFT. MOST OF THE HOLES DRILLED, HOWEVER, INDICATED THAT THE MN-BEARING HORIZONS IN THE AREA WERE TOO THIN AND LOW-GRADE TO BE MINABLE. SECOND DRILLING PROGRAM, 1951-1953; 26 DD-HOLES RANGING IN DEPTH FROM 30-150 M AND TOTALING 2,547 M IN THE AREA OF LAVA-COVERED MESA 1.5 KM W AND 2.5 KM NW OF THE MINE. MN-BEARING MATERIAL FOUND IN 10 OF THE HOLES, BUT IN HORIZONS TOO THIN AND LOW-GRADE TO BE MINABLE. ; INFO.SRC : 1 PUB |
| Deposit | GENTLY DIPPING TABULAR ORE BODY OF HIGH-GRADE MN OXIDE. LOCALLY DISCORDANT. MAIN ORE BODY: 600 M LONG, 50-130 M WIDE, 1-6 M THICK (AVE. 2.4 M). ORE FINE-GRAINED AND FRIABLE. CRYPTOMELANE WITH AN AVERAGE BA CONTENT OF MORE THAN 3%, AVERAGE PB CONTENT LESS THAN 2%, AND COMBINED NA+CA CONTENT LESS THAN 1% APPEARS TO BE CHARACTERISTIC OF THE LUCIFER ORE. (FREIBERG, 1982) |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1987 | Staude, John-Mark G. (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.