BGS mineralogy and petrology collection record

Sample number S2873
Sample Donor Dakyns, John Roche
Rock name 'Original entry: Hornblende-Quartz Porphyry'
Stratigraphy Not entered
Comments FP dyke
Locality details Cairn Fiacail Mhor, N of Clune, Struan
50k map sheet Blair Atholl (55)

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Map reference NN 787 689
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


S2873

Cross Polarized, S2873

Plane Polarized, S2873

Plane Polarized, S2873