BGS mineralogy and petrology collection record

Sample number S14014
Sample Donor Bailey, E.B.
Rock name 'Original entry: Crinanite'
Stratigraphy Not entered
Comments Porphyritic basalt, no analcime; the porphyritic feldspar is andesine
Locality details Road corner S of Port Mor, Colonsay
50k map sheet Colonsay (35)

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Map reference NR 3517 9418
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


S14014

Cross Polarized, S14014

Plane Polarized, S14014

Plane Polarized, S14014