BGS mineralogy and petrology collection record

Sample number S32198
Sample Donor UNKNOWN
Rock name 'Original entry: Felsite With Porphyritic Quartz And Alkali Feldspar'
Stratigraphy Not entered
Comments Felsite sill
Locality details Quarry (disused) at roadside a little over 2 miles NW of Struan station
50k map sheet Blair Atholl (55)

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Map reference NN 774 678
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


S32198

Cross Polarized, S32198

Plane Polarized, S32198

Plane Polarized, S32198