BGS mineralogy and petrology collection record

Sample number	S50074; COLLNOYR1054;
Sample Donor	Dearnley,R.
Rock name	'Original entry: Lamprophyre'
Stratigraphy	Not entered
Comments	1ft lamprophyre dyke
Locality details	R Tarff, 1000 yds N 20 deg E from Cullachy House
50k map sheet	Fort Augustus (73) View images in GeoScenic related to 'Fort Augustus' View the geology near 'Fort Augustus'
Map reference	NH 378 078
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.