BGS mineralogy and petrology collection record

Sample number S33747
Sample Donor Wilson, George Victor
Rock name 'Original entry: Keratophyre, Felsitic'
Stratigraphy Not entered
Comments Keratophyre, felsitic; W Shetland Mem, p. 248
Locality details Shore 150 yds N of Nibon House
50k map sheet Central Shetland (128)

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Map reference HU 304 729
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


S33747

Cross Polarized, S33747

Plane Polarized, S33747

Plane Polarized, S33747