BGS mineralogy and petrology collection record

Sample number S43725
Sample Donor Haldane,D.; Phemister,J.;
Rock name 'Original entry: Biotite-Hornblende Quartz-Syenite, Hybrid'
Stratigraphy Not entered
Comments Biotite-hornblende quartz-syenite, hybrid
Locality details Firths Voe, S shore at Croos
50k map sheet Central Shetland (128)

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Map reference HU 449 738
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


S43725

Cross Polarized, S43725

Plane Polarized, S43725

Plane Polarized, S43725