BGS mineralogy and petrology collection record

Sample number E21771
Sample Donor Shannon,W.G.
Rock name Trachytic-Rock. 'Original entry: Albite Rhyolite'
Stratigraphy Not entered
Comments Quartz keratophyre.
Locality details N. of Church Bovey.
50k map sheet Newton Abbot (339)

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Map reference SX 821 788
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


Cross Polarized, E21771

Plane Polarized, E21771

Plane Polarized, E21771