| Deposit ID | 10085464 |
|---|---|
| MRDS ID | W701055 |
| Record type | Site |
| Current site name | Rosario South Deposit |
| Geographic coordinates: | -67.01837, 18.14928 (WGS84) |
|---|---|
| Relative position | ABOUT 9 MILES EAST-SOUTHEAST OF MAYAGUEZ |
Political divisions (FIPS codes)
San Germán Municipio(county)
Puerto Rico(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Rosario(quadrangle 1:24,000 scale)
Puerto Rico(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Culebrinas-Guanajibo(hydrologic unit)
Puerto Rico(hydrologic accounting unit)
Puerto Rico(hydrologic subregion)
Caribbean(hydrologic region)
| Country | State |
|---|---|
| United States | Puerto Rico |
| Commodity | Importance |
|---|---|
| Nickel Critical | Primary |
| Iron | Primary |
| Cobalt Critical | Primary |
| Chromium Critical | Primary |
| Model code | 110 |
|---|---|
| USGS model code | 38a |
| Deposit model name | Lateritic Ni |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Serpentinite |
| (1) | -67.01837, 18.14928 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Type | In-situ | |||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1959 | |||||||||||||||||||||||||||||||||||
| ||||||||||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W701055 |
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.
HEIDENREICH, W. L., AND REYNOLDS, B. M., 1959, NICKEL-COBALT-IRON-BEARING DEPOSITS IN PUERTO RICO: U.S. BUREAU OF MINES REPT. INV. 5532, P. 25, 31.
| Subject category | Comment text |
|---|---|
| Deposit | THIS LATERITE-SERPENTINE DEPOSIT IS AN EROSIONAL REMNANT OF A LARGER DEPOSIT ON THE CREST OF A RIDGE. THE ENRICHED ZONE IN THE EASTERN END OF THE DEPOSIT WAS APPARENTLY ERODED, AS ONLY SOFT SERPENTINE WITH VERY LOW NICKEL CONTENT IS LEFT IN THAT AREA. THE LATERITE AND SOFT SERPENTINE PENETRATED BY THE ONE HOLE DRILLED IN THE WEST END OF THE DEPOSIT ARE 15 AND 23 FEET THICK, RESPECTIVELY. THE ENRICHED ZONE HERE IS COMPOSED ENTIRELY OF SOFT SERPENTINE AND IS 15.5 FEET THICK. THIS ZONE IS UNDERLAIN BY 7.5 FEET OF SOFT SERPENTINE. |
| Deposit | [PREVIOUS UPDATER AND DATE: BAWIEC, WALTER J., 90 08.] |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1990 | Paidakovich, Matthew E. | U.S. Geological Survey | |
| Updater | 01-SEP-1991 | Paidakovich, Matthew E. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.