BGS mineralogy and petrology collection record

Sample number	S71234; COLLNONX1050;
Sample Donor	Rock,N.M.S.
Rock name	'Original entry: "Lamprophyre"'
Stratigraphy	Not entered
Comments	"Lamprophyre"; 0.5 m dyke intruding Scalasaig diorite
Locality details	Port an Obain, E coast of Colonsay
50k map sheet	Colonsay (35) View images in GeoScenic related to 'Colonsay' View the geology near 'Colonsay'
Map reference	NR 3954 9426
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.