BGS mineralogy and petrology collection record

Sample number S43025
Sample Donor Phemister,J.
Rock name 'Original entry: Hornblendic Gneiss Phyllonite'
Stratigraphy Not entered
Comments Sheared and reconstituted to a phyllonite schist
Locality details 1900 ft 20 deg S of E of join of Ollaberry and North Roe roads
50k map sheet Yell (130)

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Map reference HU 342 784
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


S43025

Cross Polarized, S43025

Plane Polarized, S43025

Plane Polarized, S43025