BGS mineralogy and petrology collection record

Sample number S21384
Sample Donor Simpson,J.B.
Rock name 'Original entry: Biotite-Granulite, Crushed; Hypersthene And A Little Hornblende'
Stratigraphy Not entered
Comments Flinty crush; Memoir, p. 21
Locality details W side of Feall Bay, 0.875 mile N 3 deg E of Crossapol Farm
50k map sheet Coll (51)

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Map reference NM 1283 5458
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


S21384

Cross Polarized, S21384

Plane Polarized, S21384

Plane Polarized, S21384