BGS mineralogy and petrology collection record

Sample number S29257
Sample Donor Allan,J.K.
Rock name 'Original entry: Garnetiferous Muscovite-Biotite-Oligoclase Gneiss'
Stratigraphy Not entered
Comments Garnetiferous muscovite-biotite-oligoclase gneiss. Garnet-muscovite-biotite gneiss, well foliated
Locality details E side of road 1930 yds NE from Dalsetter House
50k map sheet Yell (130)

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Map reference HP 520 003
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


S29257

Cross Polarized, S29257

Plane Polarized, S29257

Plane Polarized, S29257