BGS mineralogy and petrology collection record
| Sample number | E49883; COLLNODN89; |
|---|---|
| Sample Donor | Follows, R.J. |
| Rock name | 'Original entry: Volcanic Rock' |
| Stratigraphy | Not entered |
| Comments | Iron stained intrusive |
| Locality details | Gwynfynydd No. 1 Specimen from 236 yds along level; in small side Passage |
| 50k map sheet | Harlech (135) |
| Map reference | SH 7348 2831 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |
Petrological thin sections
Links to high resolution images
Transition from XPL to PPL light
E49883
