BGS mineralogy and petrology collection record

Sample number S37832; S37832/A; S37832/B;
Sample Donor Phemister,J.
Rock name 'Original entry: Riebeckite Felsite, Banded'
Stratigraphy Not entered
Comments Riebeckite felsite, banded. See Min Mag 1950, Vol XXIX, p. 364; cryptopegmatitic, spherulitic; A and B slides cut
Locality details E shore of Muckle Lunga Water, 2200 ft 30 deg E of N of S end
50k map sheet Yell (130)

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Map reference HU 329 883
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


S37832

Cross Polarized, S37832

Plane Polarized, S37832

Plane Polarized, S37832


S37832/A

Cross Polarized, S37832/A

Plane Polarized, S37832/A

Plane Polarized, S37832/A


S37832/B

Cross Polarized, S37832/B

Plane Polarized, S37832/B

Plane Polarized, S37832/B