BGS mineralogy and petrology collection record

Sample number S23698
Sample Donor Anderson, E.M.
Rock name 'Original entry: Decomposed Felspathic Andesite'
Stratigraphy Not entered
Comments Decomposed felspathic andesite, tuffaceous rock and ?lavas of L.O.R.S. Is there any lava of a type quite distinct from the dykes?
Locality details Pennel Burn, 600 feet NW of Nether Whitehaugh
50k map sheet Hamilton (23)

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Map reference NS 6148 2925
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


S23698

Cross Polarized, S23698

Plane Polarized, S23698

Plane Polarized, S23698