BGS mineralogy and petrology collection record

Sample number S24268
Sample Donor Phemister,J.
Rock name 'Original entry: Melanite-Biotite-(Pseudoleucite) Nepheline-Syenite (Borolanite)'
Stratigraphy Not entered
Comments Not entered
Locality details 400 yds E 10 deg S of N point of Loch Mheallin
50k map sheet Ullapool (101)

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Map reference NC 29299 10823
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


S24268

Cross Polarized, S24268

Plane Polarized, S24268

Plane Polarized, S24268