BGS mineralogy and petrology collection record

Sample number S7580
Sample Donor Wilkinson, S.B.
Rock name 'Original entry: Crushed Aggregate Of Alkali Felspar (Mica Scales)'
Stratigraphy Not entered
Comments Crushed aggregate of alkali felspar (mica scales)
Locality details Lagmore, just W of Portnahaven
50k map sheet Bowmore (19)

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Map reference NR 16 52
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


S7580

Cross Polarized, S7580

Plane Polarized, S7580

Plane Polarized, S7580