BGS mineralogy and petrology collection record

Sample number S21684
Sample Donor Eyles,V.A.
Rock name 'Original entry: Acid Gneiss'
Stratigraphy Not entered
Comments Pink acid gneiss
Locality details S end of small headland W of Balephetrish Hill
50k map sheet Tiree (42)

View images in GeoScenic related to 'Tiree'

View the geology near 'Tiree'

Map reference NM 0102 4739
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


S21684

Cross Polarized, S21684

Plane Polarized, S21684

Plane Polarized, S21684