BGS mineralogy and petrology collection record

Sample number S54080
Sample Donor Mykura,W.
Rock name 'Original entry: Macroporphyritic Basalt (Feldsparphyric)'
Stratigraphy Not entered
Comments Southern of 2 dykes; basalt with glassy feldspar phenocrysts
Locality details Clifftop, Geo of Huni
50k map sheet Fair Isle (123)

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Map reference HZ 200 716
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


S54080

Cross Polarized, S54080

Plane Polarized, S54080

Plane Polarized, S54080