BGS mineralogy and petrology collection record

Sample number S13250
Sample Donor Clough, C.T.
Rock name 'Original entry: Biotite-Kyanite Gneiss'
Stratigraphy Not entered
Comments Lewisian; E Mus Spec. no. 449; Mem Geol Glenelg, p. 28
Locality details 1050 yds SE of Balvraid
50k map sheet Glenelg (71)

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Map reference NG 856 161
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


S13250

Cross Polarized, S13250

Plane Polarized, S13250

Plane Polarized, S13250