BGS mineralogy and petrology collection record

Sample number S21066
Sample Donor Read, H.H.
Rock name 'Original entry: Intermediate Ach'Uaine Hybrid'
Stratigraphy Not entered
Comments Hybrid Rock. Biotite, hornblende, pyroxene, alkali feldspars.
Locality details Beinn Donuill 200 yds SW of trig pt 1144
50k map sheet Lairg (102)

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Map reference NH 67943 96635
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


S21066

Cross Polarized, S21066

Plane Polarized, S21066

Plane Polarized, S21066