BGS mineralogy and petrology collection record
| Sample number | E26903; COLLNOFD13; |
|---|---|
| Sample Donor | Dunning,F.W. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Rhyolite or Rhyolite Tuff, bed dipping 15o NW (D4) |
| Locality details | Outcrop, roadside, 200 yds. NNE of N end of Llyn Tyn-Y-Mynyyd |
| 50k map sheet | Bangor (106) |
| Map reference | SH 768 594 |
| 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
E26903
