BGS mineralogy and petrology collection record

Sample number	S70093; COLLNOGX777;
Sample Donor	Mendum,J.R.
Rock name	'Original entry: Lamprophyre / Microdiorite'
Stratigraphy	Not entered
Comments	Lamprophyre / microdiorite; Late Caledonian
Locality details	W side of Loch Long, 1 km at 030 deg from Coilessan Cottages
50k map sheet	Loch Lomond (38) View images in GeoScenic related to 'Loch Lomond' View the geology near 'Loch Lomond'
Map reference	NN 2686 0198
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.