BGS mineralogy and petrology collection record

Sample number S20794
Sample Donor Bailey, E.B.
Rock name 'Original entry: Ash'
Stratigraphy Not entered
Comments Breccia - either ash or basal part of lava S. 20775; lower part, to illustrate plant - basalt relationship
Locality details Shore 2000 ft SE of Tavool House
50k map sheet Iona (43)

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Map reference NM 4415 2714
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


S20794

Cross Polarized, S20794

Plane Polarized, S20794

Plane Polarized, S20794