BGS mineralogy and petrology collection record

Sample number	E10992; COLLNO73;
Sample Donor	Matley, C.A
Rock name	'Original entry: Catoclastic & Schistose Mudstone'
Stratigraphy	Not entered
Comments	see mem. Geology of Anglesey p 295; fold plate xiii Foliated & Authigenic Mica also vein of fresh Albite Mona Complex Gwna Beds
Locality details	Bet Porth Gront the Western Porth Padrig
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 373 945
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.