BGS mineralogy and petrology collection record

Sample number	E45666; COLLNOSJ27;
Sample Donor	Sceal,J.S.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Nodular Rhyolite
Locality details	Southern end of Cum Tryfan, below Llyn Caseg-Frath
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 6718 5865
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.