BGS mineralogy and petrology collection record

Sample number S20708; S20708/A; S20708/B;
Sample Donor Anderson, E.M.
Rock name 'Original entry: Quartz-Plagioclae-Chlorite Rock'
Stratigraphy Not entered
Comments Banded type in Old Gneiss
Locality details 400 yds SW from cairn, Druim an Aoineidh
50k map sheet Iona (43)

View images in GeoScenic related to 'Iona'

View the geology near 'Iona'

Map reference NM 2550 2204
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


S20708/A

Cross Polarized, S20708/A

Plane Polarized, S20708/A

Plane Polarized, S20708/A


S20708/B

Cross Polarized, S20708/B

Plane Polarized, S20708/B

Plane Polarized, S20708/B