BGS mineralogy and petrology collection record

Sample number S13554
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Hornblendite'
Stratigraphy Not entered
Comments Kiloran syenite mass; Colonsay Mem., p. 29; basic margin of syenite mass
Locality details 0.125 mile W of Carnan Eoin
50k map sheet Colonsay (35)

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Map reference NR 4070 9851
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


S13554

Cross Polarized, S13554

Plane Polarized, S13554

Plane Polarized, S13554