BGS mineralogy and petrology collection record

Sample number S30394; COLLNOTR154;
Sample Donor Robertson,T.
Rock name 'Original entry: Hornblende Lamprophyre'
Stratigraphy Not entered
Comments Lamprophyre sill
Locality details S4. Cobbie Geo, 1200 yds WSW of church, Out Skeries
50k map sheet Central Shetland (128)

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Map reference HU 671 713
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


S30394

Cross Polarized, S30394

Plane Polarized, S30394

Plane Polarized, S30394