BGS mineralogy and petrology collection record

Sample number S45044
Sample Donor Haldane,D.; Phemister,J.;
Rock name 'Original entry: Microtonalite'
Stratigraphy Not entered
Comments Microtonalite, 4 ft sheet in epidiorite
Locality details N coast of Olna Firth, 300 yds ESE of Hultness
50k map sheet Central Shetland (128)

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Map reference HU 377 652
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


S45044

Cross Polarized, S45044

Plane Polarized, S45044

Plane Polarized, S45044