BGS mineralogy and petrology collection record

Sample number S16939
Sample Donor Anderson,J.G.C.
Rock name 'Original entry: Crystal Tuff'
Stratigraphy Not entered
Comments Sediment between lavas; Memoir, p. 188
Locality details 0.875 mile NNW of Uluvalt
50k map sheet Mull (44)

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Map reference NM 5419 3134
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


S16939

Cross Polarized, S16939

Plane Polarized, S16939

Plane Polarized, S16939