BGS mineralogy and petrology collection record

Sample number S14598
Sample Donor Lightfoot, B.
Rock name 'Original entry: Alkali Syenite'
Stratigraphy Not entered
Comments Coarse veins in syenite; Memoir, p. 189
Locality details Island Gamhnach Mhor, Carsaig Bay
50k map sheet Mull (44)

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Map reference NM 5473 2056
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


S14598

Cross Polarized, S14598

Plane Polarized, S14598

Plane Polarized, S14598