BGS mineralogy and petrology collection record

Sample number S21935
Sample Donor Ross, George
Rock name 'Original entry: Quartz-Feldspar Granulite'
Stratigraphy Not entered
Comments Contorted schist with high dip to NE (decomposed pyroxene-hornblende-biotite rock)
Locality details Rock knob about 650 yds SW from NE corner of map
50k map sheet Lairg (102)

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Map reference NH 37892 98112
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


S21935

Cross Polarized, S21935

Plane Polarized, S21935

Plane Polarized, S21935