BGS mineralogy and petrology collection record

Sample number S25081
Sample Donor Tyrrell, G.W.
Rock name Not entered
Stratigraphy Not entered
Comments Pitchstone sill
Locality details Allt an t Sluic, 0.25 miles S of Beinn Tarsuinn, 3 miles SE of Blackwater Foot
50k map sheet Arran (13)

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Map reference NR 930 270
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


S25081

Cross Polarized, S25081

Plane Polarized, S25081

Plane Polarized, S25081