BGS mineralogy and petrology collection record
| Sample number | E18051; COLLNOM182; |
|---|---|
| Sample Donor | Matley, C.A |
| Rock name | 'Original entry: Feldspathic Pebbly Grit' |
| Stratigraphy | Not entered |
| Comments | Rhinog Grit Series |
| Locality details | Gyfynys Dam, Trawsfynydd Lake |
| 50k map sheet | Snowdon (119) |
| Map reference | |
| 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
E18051
