BGS mineralogy and petrology collection record

Sample number MR30982; COLLNOSN1362;
Sample Donor Sanderson,R.W.; Tresham, A.E.( nee Gough);
Rock name 'Original entry: Greywacke'
Stratigraphy Llandovery. Upper Valentian, Silurian. Moeffre Group
Comments Greywacke. NGR as in register.
Locality details Quarry name: not recorded: at Disused quarry 550 yds 125 deg from Cobblers Gate
50k map sheet Llanidloes (164)

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Map reference SO 039 876
Year collected 1971 
Bore name Not applicable
Confidentiality No restrictions