BGS mineralogy and petrology collection record

Sample number MR27151; COLLNODAN589;
Sample Donor Dangerfield,J.; Merriman,R.J.;
Rock name 'Original entry: Grey Fine Grained Calcareous Sandstone'
Stratigraphy Cambrian. Cambrian.
Comments Cambrian
Locality details Quarry name: Gallt-yr-Heddwch quarry: at 600 yds bearing 50 degrees from Borthwnog Merioneth
50k map sheet Harlech (135)

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Map reference SH 690 194
Year collected 1964 
Bore name Not applicable
Confidentiality No restrictions