BGS mineralogy and petrology collection record

Sample number S27351
Sample Donor Read, H.H.
Rock name 'Original entry: Tremolite-Carbonate Rock'
Stratigraphy Not entered
Comments Knots in diallage rock
Locality details 200 yds W of N end of Helliers Water
50k map sheet Unst (131)

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Map reference HP 609 045
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


S27351

Cross Polarized, S27351

Plane Polarized, S27351

Plane Polarized, S27351