BGS mineralogy and petrology collection record

Sample number S29410; COLLNODH2176;
Sample Donor Haldane,D.
Rock name 'Original entry: Biotite Adamellite'
Stratigraphy Not entered
Comments Granite; W Shetland Mem, p. 201
Locality details SW shore of Crog Holm
50k map sheet Central Shetland (128)

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Map reference HU 338 662
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


S29410

Cross Polarized, S29410

Plane Polarized, S29410

Plane Polarized, S29410