BGS mineralogy and petrology collection record

Sample number	MR33287; COLLNORC1310;
Sample Donor	Cave,R.
Rock name	'Original entry: Mudstone'
Stratigraphy	Not entered
Comments	Basal 3ins of Rhiwlas Mudstone (ashgill) with pelletal phosphate
Locality details	Natural exposure N of Bryn Pig, 510yds at 185deg from Bryn-bedwog, Llangywer, Bala
50k map sheet	Bala (136) View images in GeoScenic related to 'Bala' View a geological map near 'Bala'
Map reference	SH 9314 3234
Year collected	1976
Bore name	Not applicable
Confidentiality	No restrictions