BGS mineralogy and petrology collection record

Sample number S9426
Sample Donor Gunn, W.
Rock name 'Original entry: Amygdaloidal Andesite'
Stratigraphy Not entered
Comments Amygdaloidal andesite
Locality details 500 yards N of Dereneneach
50k map sheet Arran (Millport) (21)

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Map reference NR 931 336
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


S9426

Cross Polarized, S9426

Plane Polarized, S9426

Plane Polarized, S9426