BGS mineralogy and petrology collection record

Sample number S25042
Sample Donor Tyrrell, G.W.
Rock name Not entered
Stratigraphy Not entered
Comments Quartz felsite, thick dyke or sill Hading 60 deg SE
Locality details Shore 1/8 miles NW of Corrygills Point
50k map sheet Arran (Millport) (21)

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Map reference NS 039 350
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


S25042

Cross Polarized, S25042

Plane Polarized, S25042

Plane Polarized, S25042