BGS mineralogy and petrology collection record

Sample number S30208
Sample Donor Kennedy, H.
Rock name 'Original entry: Tonalite'
Stratigraphy Not entered
Comments Tonalite altered by quartz-dolerite; Summ prog 1938, pp. 93-94
Locality details 1300 yds N 20 deg W of Longrigg, near Strontian
50k map sheet Tobermory (52)

View images in GeoScenic related to 'Tobermory'

View the geology near 'Tobermory'

Map reference NM 8014 6355
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


S30208

Cross Polarized, S30208

Plane Polarized, S30208

Plane Polarized, S30208