BGS mineralogy and petrology collection record

Sample number S35312
Sample Donor Phemister,J.
Rock name 'Original entry: Felsite, Spherulitic'
Stratigraphy Not entered
Comments Felsite, spherulitic. "Eyed" felsite; ?same dyke as S. 35311. Vol. XL, p. 98
Locality details 1050 ft 31 deg S of W of outflow from Mill Loch
50k map sheet Yell (130)

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Map reference HU 326 901
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


S35312

Cross Polarized, S35312

Plane Polarized, S35312

Plane Polarized, S35312