BGS mineralogy and petrology collection record
| Sample number | E8472; COLLNO133; |
|---|---|
| Sample Donor | Calloway, G.A. |
| Rock name | 'Original entry: Grit' |
| Stratigraphy | Not entered |
| Comments | See Mem.Geol.of Anglesey c.f.p.448. Ordovician. Prob ?????? Fragments of New Harbour? Spilite & gneissose micas. |
| Locality details | E.of Gwredog, Rhosgoch |
| 50k map sheet | Holyhead (93) |
| Map reference | SH 420 901 |
| 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
E8472
