BGS mineralogy and petrology collection record

Sample number	S27513; COLLNOMR59;
Sample Donor	Macgregor,A.G.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Fedspar Porphyritic acid intrusion. Cuts Ash probably in neck of Calciferous Sst Ser age
Locality details	NW side of Knockencorsan. 1050 yds N 24 deg E from Outerwards
50k map sheet	Glasgow (30) View images in GeoScenic related to 'Glasgow' View a geological map near 'Glasgow'
Map reference	NS 2389 6700
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.