BGS mineralogy and petrology collection record

Sample number S30616
Sample Donor Allan,J.K.
Rock name 'Original entry: Muscovite-Biotite-Oligoclase Gneiss'
Stratigraphy Not entered
Comments Pelitic migmatite
Locality details Hillslope 230 yds WNW from Fealie
50k map sheet Unst (131)

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Map reference HP 536 045
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


S30616

Cross Polarized, S30616

Plane Polarized, S30616

Plane Polarized, S30616