BGS mineralogy and petrology collection record

Sample number	E49228; MR33284; COLLNORC1307;
Sample Donor	Cave,R.
Rock name	'Original entry: Limestone'
Stratigraphy	Not entered
Comments	? Feldspathic sandy Lst., ? Phosphatic. 7 ft below visible lowest Nod Glass Black Shale
Locality details	Nant Achlas, Stream Section, Pennant. Nr. LLangynog. 152 yds 262 ft from Ty'N y Cabnyd
50k map sheet	Bala (136) View images in GeoScenic related to 'Bala' View a geological map near 'Bala'
Map reference	SJ 0131 2666
Year collected	1976
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.