BGS mineralogy and petrology collection record

Sample number S6989
Sample Donor Barrow, G.
Rock name 'Original entry: Sillimanite-Garnet-Biotite Gneiss'
Stratigraphy Not entered
Comments Similar to S.6988 with kyanite
Locality details Tomachallich
50k map sheet Banchory (66)

View images in GeoScenic related to 'Banchory'

View the geology near 'Banchory'

Map reference NO 4760 9975
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


S6989

Cross Polarized, S6989

Plane Polarized, S6989

Plane Polarized, S6989