| Deposit ID | 10023255 |
|---|---|
| MRDS ID | I000052 |
| Record type | Site |
| Current site name | Nakhjir |
| Alternate or previous names | Molkabad, Dashte Kavir |
| Geographic coordinates: | 52.58446, 34.53201 (WGS84) |
|---|---|
| Relative position | 200 KM SOUTHEAST OF TEHRAN. |
Political divisions (FIPS codes)
Iran(country)
Asia(continent)
Land(continent)
| Country |
|---|
| Iran |
| Commodity | Importance |
|---|---|
| Strontium | Primary |
| Materials | Type of material |
|---|---|
| Celestite | Ore |
| Barite | Gangue |
| Calcite | Gangue |
| Dolomite | Gangue |
| Result | DEPOSIT IS GENERALLY 91% SRSO4, 1.75% BARITE, 3.29% CALCITE. |
|---|
| Model code | 249 |
|---|---|
| USGS model code | 35a.1 |
| Deposit model name | Bedded celestite |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Unconsolidated Deposit > Clay, Mud | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Shale |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Chert |
| (1) | 52.58446, 34.53201 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Some Step-Faulting In The Southwestern Part Of Deposit. |
| Thickness | 4.5M |
|---|---|
| Length | 4023.25M |
| Development status | Producer |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Type | Owner |
|---|---|
| Owner | Iran Strontium Co. |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1985 | ||||||||||||||
| Demonstrated | 1000000mt ore | ||||||||||||||
| Total resources | 1000000000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | I000052 |
GRIFFITHS, JOYCE, 1985, CELESTITE: NEW PRODUCTION AND PROCESSING DEVELOPMENTS: INDUSTRIAL MINERALS, NO. 218, P. 21-35.
HARBEN, P.W., AND BATES, R.L., CELESTITE, IN INDUSTRIAL MINERALS: GEOLOGY AND WORLD DEPOSITS: LONDON, METAL BULLETIN PLC, P. 49-51.
GRIFFITHS, 1985.
GRIFFITHS, 1985; 1990 ESTIMATES ARE FROM HARBEN AND BATES.
| Subject category | Comment text |
|---|---|
| Deposit | WELL-CRYSTALLIZED CELESTITE OCCURS IN LAYERS 1.5-4.5 M THICK (AVE. 3 M); THIN LAYERS (UP TO SEVERAL CM THICK) OF BROWNISH CALCITE AND CLAY MAY OCCUR WITHIN THE CELESTITE. HARBEN AND BATES DESCRIBE A STRONTIUM SEAM AVERAGING 7 TO 8 FT THICK WITH A STRIKE LENGTH OF 2.5 MILES. THE DEPOSIT SHOWS DISTINCT SEDIMENTARY FEATURES AND IS UNDISTURBED EXCEPT FOR SOME STEP-FAULTING IN THE SOUTHWESTERN PART OF THE DEPOSIT. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-SEP-1990 | Orris, Greta J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.