BGS mineralogy and petrology collection record

Sample number	S69649; COLLNOWX463;
Sample Donor	Stephenson,D.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Flow, very fresh, 3mm, pl porph basalt (Markle). Clyde Plateau Lavas
Locality details	W end of long feature, 250m NW of 819ft on Byrebush Hill
50k map sheet	Glasgow (30) View images in GeoScenic related to 'Glasgow' View a geological map near 'Glasgow'
Map reference	NS 3355 6296
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.