| Deposit ID | 10100553 |
|---|---|
| MRDS ID | W701085 |
| Record type | Site |
| Current site name | Gatti Prospect |
| Geographic coordinates: | -66.73391, 18.13095 (WGS84) |
|---|---|
| Relative position | SOUTHEAST OF LAGO GARZAS |
Political divisions (FIPS codes)
Adjuntas Municipio(county)
Puerto Rico(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Adjuntas(quadrangle 1:24,000 scale)
Puerto Rico C(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Puerto Rico(hydrologic accounting unit)
Puerto Rico(hydrologic subregion)
Caribbean(hydrologic region)
| Country | State |
|---|---|
| United States | Puerto Rico |
| Commodity | Importance |
|---|---|
| Manganese Critical | Primary |
| Materials | Type of material |
|---|---|
| Psilomelane | Ore |
| Rhodonite | Ore |
| Calcite | Gangue |
| Epidote | Gangue |
| Quartz | Gangue |
| Result | THE ORE TAKEN OUT FROM THE WORKINGS WAS SORTED INTO TWO CLASSES. THE HIGH-GRADE ORE TOGETHER WITH SOME GATHERED FROM THE DIFFERENT PROSPECTING PITS WAS SHIPPED. THE LOT CONSISTED OF ABOUT 120 TONS AND IS SAID TO HAVE THE FOLLOWING ANALYSIS: MANGANESE, 52.00% |
|---|---|
| Result | IRON, 0.25% |
| Result | SILICA, 6.75%. |
| Model code | 97 |
|---|---|
| USGS model code | 24c |
| Deposit model name | Volcanogenic Mn |
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) | ||
| |||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff |
| Rock unit name | Lago Garzas Formation |
| Rock description | Lago Garzas Formation |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff |
| (1) | -66.73391, 18.13095 |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W701085 |
COX, DENNIS P., AND BRIGGS, REGINALD P., 1973, METALLOGENIC MAP OF PUERTO RICO: U.S. GEOLOGICAL SURVEY, MISCELLANEOUS GEOLOGIC INVESTIGATIONS MAP I-721, ACCOMPANIED BY EXPLANATORY PAMPHLET, 6 P.
PUERTO RICO BUREAU OF MINES, 1941, REPORT OF THE BUREAU OF MINES ON THE MINERAL RESOURCES OF PUERTO RICO, AN APPENDIX TO THE ANNUAL REPORT OF THE BUREAU OF MINES FOR THE FISCAL YEARS 1939-1941: SAN JUAN, BUR. SUPPLIES, PRINTING, AND TRANSPORTATION, P. 20-21.
MATTSON, P. H., 1968, GEOLOGIC MAP OF THE ADJUNTAS QUADRANGLE, PUERTO RICO: U. S. GEOLOGICAL SURVEY MISC. GEOL. INV. MAP I-519.
PUERTO RICO BUREAU OF MINES, 1941.
| Subject category | Comment text |
|---|---|
| Deposit | VEIN VARYING FROM 2 TO 6 FEET IN WIDTH. |
| Deposit | [PREVIOUS UPDATERS: BAWIEC, WALTER J., 90 08, USGS; SCHELLEKENS, J.H., 91 07, UPR.] |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1990 | Paidakovich, Matthew E. | U.S. Geological Survey | |
| Updater | 01-AUG-1991 | Paidakovich, Matthew E. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.