BGS mineralogy and petrology collection record

Sample number	E24184; COLLNO8A;
Sample Donor	Eyles,V.A.
Rock name	'Original entry: Albite Bearing Tuffaceous Carbonaceous Mudstone'
Stratigraphy	Not entered
Comments	Black Shale or Slate
Locality details	Bore 11. Llanwyrst. 130 yds. NW of Old Shaft, Cyffty Lead and Zinc Mine.
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View the geology near 'Bangor'
Map reference	SH 773 589
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.