BGS mineralogy and petrology collection record
| Sample number | E64459; COLLNOTL90; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Rhyolite. 'Original entry: Rhyolite' |
| Stratigraphy | Not entered |
| Comments | "About 1/3 way through intrusion"(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE= |
| Locality details | N. ridge of Tryfan |
| 50k map sheet | Bangor (106) |
| Map reference | SH 6663 6030 |
| 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
E64459
