BGS mineralogy and petrology collection record

Sample number S21116
Sample Donor Haldane,D.
Rock name 'Original entry: Intermediate Ach'Uaine Hybrid'
Stratigraphy Not entered
Comments Patchy. Hornblende, biotite, pyroxene, alkali feldspars
Locality details Cnoc Blar na Curaich
50k map sheet Lairg (102)

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Map reference NH 61276 96149
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


S21116

Cross Polarized, S21116

Plane Polarized, S21116

Plane Polarized, S21116