BGS mineralogy and petrology collection record

Sample number E17048
Sample Donor Flett,J.S.
Rock name 'Original entry: Contact Altered Tuff Of Keratophyric Affinity'
Stratigraphy Not entered
Comments The so called dark igneous intrusion.
Locality details Meldon Railway Quarry.
50k map sheet Okehampton (324)

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Map reference
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


E17048

Cross Polarized, E17048

Plane Polarized, E17048

Plane Polarized, E17048