| Sample number |
MR23399 |
| Sample Donor |
Collins,G.H. |
| Rock name |
'Original entry: Dolerite' |
| Stratigraphy |
Ordovician. Ordovician. |
| Comments |
? Dolerite from dyke intrusive into Slate. NGR as in register. |
| Locality details |
Quarry name: not recorded: at Gilfach Qry. 3/4 ml N 80 deg E of Llangolman Church Pembrokeshire |
| 50k map sheet |
Fishguard (210)
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|
| Map reference |
SN 129 269 |
| Year collected |
1960 |
| Bore name |
Not applicable |
| Confidentiality |
No restrictions |