BGS mineralogy and petrology collection record

Sample number S42213
Sample Donor Phemister,J.
Rock name 'Original entry: Muscovite-Biotite-Microcline-Oligoclase Gneiss'
Stratigraphy Not entered
Comments Schist, ?permeated; K-permeation
Locality details Basta Voe, E shore, 170 yds SE of Kirkabister
50k map sheet Yell (130)

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Map reference HU 542 956
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


S42213

Cross Polarized, S42213

Plane Polarized, S42213

Plane Polarized, S42213