BGS mineralogy and petrology collection record

Sample number S37809
Sample Donor Phemister,J.
Rock name 'Original entry: Riebeckite Felsite, Granophyric'
Stratigraphy Not entered
Comments Riebeckite felsite, granophyric
Locality details 2450 ft from outflow, S shore of Roer Water
50k map sheet Yell (130)

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Map reference HU 351 860
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


S37809

Cross Polarized, S37809

Plane Polarized, S37809

Plane Polarized, S37809