BGS mineralogy and petrology collection record

Sample number E17394; COLLNOPH27C;
Sample Donor Phemister,J.
Rock name 'Original entry: Quartz Porphyrite'
Stratigraphy Not entered
Comments 3 samples (PH25-27) from 25 dyke in granophyre
Locality details 840 yds W 8 deg N of Stone Ends
50k map sheet Cockermouth (23)

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Map reference NY 348 337
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


E17394

Cross Polarized, E17394

Plane Polarized, E17394

Plane Polarized, E17394