BGS mineralogy and petrology collection record

Sample number S32098
Sample Donor Allan,J.K.
Rock name 'Original entry: Hornblende-Oligoclase-Quartz Gneiss'
Stratigraphy Not entered
Comments Hornblende-oligoclase-quartz gneiss. Granulitic; striped group
Locality details Burra Ness, S end, 1500 yds ESE of Kirkabister
50k map sheet Yell (130)

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Map reference HU 552 950
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


S32098

Cross Polarized, S32098

Plane Polarized, S32098

Plane Polarized, S32098