BGS mineralogy and petrology collection record

Sample number S29601; S29601/A;
Sample Donor Wilson, George Victor
Rock name 'Original entry: Hornblendic Edge Of Granite'
Stratigraphy Not entered
Comments Hornblendic edge of granite
Locality details Burn of Tumblin, 0.5 mile above road bridge
50k map sheet Central Shetland (128)

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Map reference HU 342 533
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


S29601

Cross Polarized, S29601

Plane Polarized, S29601

Plane Polarized, S29601


S29601/A

Cross Polarized, S29601/A

Plane Polarized, S29601/A

Plane Polarized, S29601/A