BGS mineralogy and petrology collection record

Sample number	S38110; COLLNOXJ51;
Sample Donor	Johnstone,G.S.
Rock name	'Original entry: Trachyte'
Stratigraphy	Not entered
Comments	Immediately below clayey tuff below mugearite. Calciferous Sandstone Lavas - ?trachyandesite
Locality details	Rough Burn 800 yds due E of Hannah Law
50k map sheet	Glasgow (30) View images in GeoScenic related to 'Glasgow' View the geology near 'Glasgow'
Map reference	NS 3140 6172
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.