BGS mineralogy and petrology collection record

Sample number S41840
Sample Donor Phemister,J.
Rock name 'Original entry: Spessartite, Hydrothermally Altered'
Stratigraphy Not entered
Comments Spessartite, hydrothermally altered, 2.5 ft sill or dyke in schists
Locality details Tactigill Burn, 1100 yds up from bridge
50k map sheet Central Shetland (128)

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Map reference HU 374 518
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


S41840

Cross Polarized, S41840

Plane Polarized, S41840

Plane Polarized, S41840