BGS mineralogy and petrology collection record

Sample number S37851
Sample Donor Phemister,J.
Rock name 'Original entry: Felsite, Cryptopegmatitic'
Stratigraphy Not entered
Comments Felsite, cryptopegmatitic. Spherulitic, with pseudomorphs after riebeckite and acmite
Locality details 1100 ft 37 deg S of W of W corner of Quieina Waters
50k map sheet Yell (130)

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Map reference HU 338 840
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


S37851

Cross Polarized, S37851

Plane Polarized, S37851

Plane Polarized, S37851