BGS mineralogy and petrology collection record
| Sample number | MR20811; F3898; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Limestone. 'Original entry: Limestone' |
| Stratigraphy | Not entered |
| Comments | limestone, ,Collected by T C F Hall: |
| Locality details | S of Chai Ha Dong, Chosan District,surface exposure,North Korea |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1956 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |