| Deposit ID | 10023315 |
|---|---|
| MRDS ID | I000168 |
| Record type | Site |
| Current site name | Khewra |
| Geographic coordinates: | 73.01725, 32.64866 (WGS84) |
|---|
Political divisions (FIPS codes)
Punjab(province)
Pakistan(country)
Asia(continent)
Land(continent)
| Country | State |
|---|---|
| Pakistan | Punjab |
| Commodity | Importance |
|---|---|
| Halite | Primary |
| Materials | Type of material |
|---|---|
| Halite | Ore |
| Result | THE EXPORT QUALITY OF PUNJAB SALT IS: 98.65% NACL, 0.41% CASO4, 0.40% MGSO4, 0.24% NA2SO4, 0.11% MOISTURE, 0.03% INSOLUBLES, 0.16% UNDETERMINED. |
|---|
| Model code | 252 |
|---|---|
| USGS model code | 35a.4 (35ad) |
| Deposit model name | Salt domes: diapiric salt structures |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Evaporite |
| Rock unit name | Punjab Saline Series (Lower Saline Mmbr) |
| Rock description | Punjab Saline Series (Lower Saline Mmbr) |
| (1) | 73.01725, 32.64866 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Diapiric Salt Structure, North-Trending Faults In The Western Part Of Deposit |
| Development status | Producer |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Type | Owner |
|---|---|
| Owner | Pakistan Mineral Development Corp. Ltd. (Pmdc) |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | I000168 |
GRIFFITHS, JOYCE, 1987, PAKISTAN'S MINERAL POTENTIAL--PRINCE OR PAUPER?: INDUSTRIAL MINERALS, NO. 238, P. 20-43.
GRIFFITHS, 1987.
BILGRAMI, 1982, P. 175; GRIFFITHS, 1987.
| Subject category | Comment text |
|---|---|
| Deposit | THE SALT FORMS AN IRREGULAR DOME THAT IS FAULTED IN A NUMBER OF PLACES. A MAJOR NORTH-TRENDING FAULT MARKS THE WESTERN LIMIT OF THE SALT MINES. SEVEN BANDS OR SEAMS ARE PRESENT; THREE IN AN UPPER GROUP AND FOUR IN A LOWER GROUP. THE UPPER AND LOWER GROUPS ARE SEPARATED BY 100 FT ZONE OF INTERBEDDED THIN SALT LAYERS AND MARL. THE UPPER GROUP OF SALT BEDS IS ASSIGNED TO THE BUGGY COMPLEX; THE LOWER GROUP TO THE PHARWALA COMPLEX. THE BUGGY COMPLEX IS COMPOSED OF (TOP TO BOTTOM): 1) NORTH BUGGY SALT SEAM (25-600 FT THICK); 2) BUGGY SEAM (150-600 FT THICK); AND 3) SUJJAWAL SEAM (60 TO 70 FT THICK). AT THE WEST END, THE BUGGY AND SUJJAWAL SEAM JOIN AND FORM A SINGLE SEAM 270 FT THICK. THE PHARWALA COMPLEX IS COMPOSED OF (TOP TO BOTTOM): 1) UPPER PHARWALA SEAM (35-50 FT THICK); 2) MIDDLE PHARWALA SEAM (60 FT THICK); 3) SOUTH PHARWALA SEAM (45 FT THICK); AND 4) LOW LEVEL TUNNEL SEAM (60 FT THICK. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1990 | Orris, Greta J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.