BGS mineralogy and petrology collection record

Sample number S28221
Sample Donor Read, H.H.
Rock name 'Original entry: Biotite Epidiorite'
Stratigraphy Not entered
Comments Complexed hornblendic; affected by quartzose injection
Locality details Skate Stack, Wood Wick
50k map sheet Unst (131)

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Map reference HP 578 119
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


S28221

Cross Polarized, S28221

Plane Polarized, S28221

Plane Polarized, S28221