BGS mineralogy and petrology collection record

Sample number S41839
Sample Donor Phemister,J.
Rock name 'Original entry: Tourmaline Pegmatite'
Stratigraphy Not entered
Comments Granulitised tourmaline pegmatite, in siliceous and mica schist; foliated, granulitic
Locality details Tactigill Burn, 800 yds up from bridge
50k map sheet Central Shetland (128)

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Map reference HU 373 516
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


S41839

Cross Polarized, S41839

Plane Polarized, S41839

Plane Polarized, S41839