| Sample number |
MR23355 |
| Sample Donor |
Collins,G.H. |
| Rock name |
'Original entry: Micaceous Sandstone' |
| Stratigraphy |
Ordovician. Ordovician. |
| Comments |
Light brown Micaceous Grit with Quartz stringers. NGR as in register. |
| Locality details |
Quarry name: not recorded: at Tan y Groes Qry. 1050 yd due E of Esgair Ethin Cardiganshire |
| 50k map sheet |
Llangranog (194)
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|
| Map reference |
SN 294 504 |
| Year collected |
1960 |
| Bore name |
Not applicable |
| Confidentiality |
No restrictions |