BGS mineralogy and petrology collection record

Sample number	E25301; COLLNO13/NE34;
Sample Donor	Stevenson,I.P.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Flinty Rhyolite
Locality details	S bank of R.Dulyn; 50 yds. NW of Rowlyn-Uchaf; 800 yds WNW of Rowlyn-Isaf
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 747 681
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.