BGS mineralogy and petrology collection record

Sample number S30764; COLLNOTR291;
Sample Donor Robertson,T.
Rock name 'Original entry: Felsite Or Felsite Ash'
Stratigraphy Not entered
Comments Felsite or felsite ash
Locality details J1. 120 yds S of Clings Water
50k map sheet Central Shetland (128)

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Map reference HU 308 455
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


S30764

Cross Polarized, S30764

Plane Polarized, S30764

Plane Polarized, S30764