BGS mineralogy and petrology collection record
| Sample number | E11692; COLLNO4952; |
|---|---|
| Sample Donor | Howe,J.A. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Fused silica rocks. |
| Locality details | "N.Ballen and Co.", Hirwain. |
| 50k map sheet | Merthyr Tydfil (231) |
| 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
E11692
