BGS mineralogy and petrology collection record

Sample number	S37422; COLLNOSJ476;
Sample Donor	Johnstone,G.S.
Rock name	'Original entry: Trachyte (Q Trachyte Or Silicified)'
Stratigraphy	Not entered
Comments	Acid dyke, cuts d ' ?lavas
Locality details	From Garnock Spout, upstream 1425 yds
50k map sheet	Glasgow (30) View images in GeoScenic related to 'Glasgow' View the geology near 'Glasgow'
Map reference	NS 2773 6227
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.