BGS mineralogy and petrology collection record

Sample number	S38121; COLLNOXJ62;
Sample Donor	Johnstone,G.S.
Rock name	'Original entry: Cf. Purple Trachyandesite'
Stratigraphy	Not entered
Comments	d ' lava - ?basalt
Locality details	S bank of Surge Burn, 800 yds E 3 deg S of confluence with Garnock Water
50k map sheet	Glasgow (30) View images in GeoScenic related to 'Glasgow' View the geology near 'Glasgow'
Map reference	NS 2814 6008
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.