BGS mineralogy and petrology collection record

Sample number S75518; COLLNOZD825;
Sample Donor Cameron,I.B.
Rock name Tonalite.
Stratigraphy Not entered
Comments Medium grainecd quartz diorite, dark coloured with reddish-brown feldspars
Locality details Exposure in track to Cockburn Quarry, 930m to 42 degrees from Cockburn Farm
50k map sheet Eyemouth (34)

View images in GeoScenic related to 'Eyemouth'

View a geological map near 'Eyemouth'

Map reference NT 7730 5930
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, S75518

Plane Polarized, S75518

Plane Polarized, S75518