BGS mineralogy and petrology collection record

Sample number	S18428; COLLNO1455;
Sample Donor	Wilson, George Victor
Rock name	'Original entry: Oligoclase Quartz-Trachyte Hht Trachytic Rock With Quartz (Probably Secondary) Agm'
Stratigraphy	Not entered
Comments	Calcif Sst Ser lava; see S. 17469, 17485; mapped with oWd'; Ayrshire Memoir, p. 124
Locality details	Top of Gill Hill, 3 miles W of Dalry
50k map sheet	Kilmarnock (22) View images in GeoScenic related to 'Kilmarnock' View the geology near 'Kilmarnock'
Map reference	NS 2443 4981
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.