BGS mineralogy and petrology collection record

Sample number	E40330; COLLNOCE230;
Sample Donor	Evans,C.D.R.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Coarse, gabroic dolerite; Crag y Dulyn
Locality details	2450 ft, 219 deg E of N of The Weir in Llyn-Dulyn
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 6967 6587
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.