BGS mineralogy and petrology collection record

Sample number S13552
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Hornblende Syenite'
Stratigraphy Not entered
Comments Kiloran syenite mass; Colonsay Mem., p. 30; grey type with dioritic aspect
Locality details North mass of Kiloran Syenite
50k map sheet Colonsay (35)

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Map reference NR 403 987
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


S13552

Cross Polarized, S13552

Plane Polarized, S13552

Plane Polarized, S13552