BGS mineralogy and petrology collection record
| Sample number | E30370; COLLNOC1089; |
|---|---|
| Sample Donor | Collins,G.H. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Dolerite. |
| Locality details | Garn Fawr Quarry, 850 Yds. at 15 deg. E. of Tref-Asser Farm. |
| 50k map sheet | St. Davids (209) |
| Map reference | SM 897 387 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |