BGS mineralogy and petrology collection record

Sample number S24250
Sample Donor Phemister,J.
Rock name 'Original entry: Melanite-Augite Nepheline-Syenite (Pegmatitic)'
Stratigraphy Not entered
Comments Pegmatitic syenite vein in cromaltite
Locality details 670 yds SSW of Ledmore
50k map sheet Ullapool (101)

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Map reference NC 24665 11458
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


S24250

Cross Polarized, S24250

Plane Polarized, S24250

Plane Polarized, S24250