BGS mineralogy and petrology collection record

Sample number S42502
Sample Donor Phemister,J.
Rock name 'Original entry: Biotite-Oligoclase Gneiss'
Stratigraphy Not entered
Comments ?K-permeated: recrystallised oligoclase-blebbed gneiss
Locality details Heoga Ness, at Whale Wick
50k map sheet Yell (130)

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Map reference HU 533 794
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


S42502

Cross Polarized, S42502

Plane Polarized, S42502

Plane Polarized, S42502