BGS mineralogy and petrology collection record

Sample number	E24182; COLLNO41;
Sample Donor	Eyles,V.A.
Rock name	'Original entry: Albite Bearing Tuffaceous Carbonaceous Mudstone'
Stratigraphy	Not entered
Comments	Slate w. white vein. Pyrite
Locality details	No.7 B.H., Llanwyrst. 330 yds. S13W of Old Shafts, New Pandora Lead Mine.
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View the geology near 'Bangor'
Map reference	SH 767 601
Year collected	Not entered
Bore name	Llanwyrst No.7
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.