BGS mineralogy and petrology collection record

Sample number S13557
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Vogesite With Quartzose Xenocrysts'
Stratigraphy Not entered
Comments Kiloran syenite mass; Colonsay Mem., p. 30; lamprophyre type of margin of syenite
Locality details North scar, Port Easdail, Kiloran Bay
50k map sheet Colonsay (35)

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Map reference NR 403 986
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


S13557

Cross Polarized, S13557

Plane Polarized, S13557

Plane Polarized, S13557