BGS mineralogy and petrology collection record

Sample number S67211; COLLNOMX282;
Sample Donor Mccourt,W.J.
Rock name 'Original entry: Hornblende-Biotite Gneiss'
Stratigraphy Not entered
Comments Strongly foliated stock.?Part of Reay Diorite. Caledonian
Locality details Crags at fence line SE of Helshetter Farm
50k map sheet Reay (115)

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Map reference NC 9664 6254
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


S67211

Cross Polarized, S67211

Plane Polarized, S67211

Plane Polarized, S67211