BGS mineralogy and petrology collection record

Sample number	S31838; COLLNO219x;
Sample Donor	Eyles,V.A.
Rock name	'Original entry: Silicified Porphyritic Felsite'
Stratigraphy	Not entered
Comments	NE acid dyke - unusually coarse grained
Locality details	In sream, 710 yds E 3 deg N of Girtley Hill
50k map sheet	Glasgow (30) View images in GeoScenic related to 'Glasgow' View the geology near 'Glasgow'
Map reference	NS 2386 6149
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.