BGS mineralogy and petrology collection record

Sample number S26403
Sample Donor Simpson,J.B.
Rock name 'Original entry: Tuff With Accessory And Accidental Lapilli'
Stratigraphy Not entered
Comments Tuff with accessory and accidental lapilli, from volcanic vent
Locality details Grasshill 0.5 miles W of Glenbuck village
50k map sheet Hamilton (23)

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Map reference NS 7427 2955
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


S26403

Cross Polarized, S26403

Plane Polarized, S26403

Plane Polarized, S26403