BGS mineralogy and petrology collection record
| Sample number | E63052; COLLNOKB52; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Granite. 'Original entry: Granite' |
| Stratigraphy | Not entered |
| Comments | Intrusion in Padarn Tuff, overlain by Arenig (u/c)(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE= |
| Locality details | Twt Hill Quarry |
| 50k map sheet | Caernarfon (105) |
| Map reference | SH 4835 6315 |
| 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
E63052
