BGS mineralogy and petrology collection record

Sample number MR27171; COLLNODAN623;
Sample Donor Dangerfield,J.; Merriman,R.J.;
Rock name 'Original entry: Light Blue Bedded Mudstone.'
Stratigraphy Not entered
Comments Not entered
Locality details Llwydiarth quarry: at 250 yds bearing 20 degrees from Llwrydiarth Hall which is 7,1/2 miles WSW of Llanfihangel-yng-Ngwynfa Montgomeryshire
50k map sheet Dinas Mawddwy (150)

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Map reference SJ 061 167
Year collected 1964 
Bore name Not applicable
Confidentiality No restrictions