Sample number |
MR30971; COLLNOSN1337; |
Sample Donor |
Sanderson,R.W.; Tresham, A.E.( nee Gough); |
Rock name |
'Original entry: Mudstone' |
Stratigraphy |
Llandovery. Middle Valentian, Silurian. |
Comments |
Cleaved mudstone, bedded with pyritised graptolite. NGR as in register. |
Locality details |
Quarry name: not recorded: at Small disused quarry 430 yd 326 deg from Cefn |
50k map sheet |
Llanidloes (164)
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|
Map reference |
SN 925 841 |
Year collected |
1971 |
Bore name |
Not applicable |
Confidentiality |
No restrictions |