BGS mineralogy and petrology collection record

Sample number S21102
Sample Donor Haldane,D.
Rock name 'Original entry: Intermediate Ach'Uaine Hybrid'
Stratigraphy Not entered
Comments Biotite, hornblende, pyroxene, alkali-feldspars
Locality details In burn Allt Acahdh a Bhraoil
50k map sheet Lairg (102)

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Map reference NC 68324 02719
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


S21102

Cross Polarized, S21102

Plane Polarized, S21102

Plane Polarized, S21102