BGS mineralogy and petrology collection record

Sample number S18491
Sample Donor Tait,D.
Rock name 'Original entry: Carsaig Sandstone'
Stratigraphy Not entered
Comments Carsaig Sandstone; Memoir, p. 273; metamorphosed by lower basic member of composite sill; tridymite fringes on quartz near igneous rock
Locality details Rubh' a' Chromain, 1 mile SW of Carsaig
50k map sheet Mull (44)

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Map reference NM 5240 2027
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


S18491

Cross Polarized, S18491

Plane Polarized, S18491

Plane Polarized, S18491