BGS mineralogy and petrology collection record

Sample number S11537
Sample Donor Grabham, G.W.
Rock name 'Original entry: Hornblende Porphyrite (Granophyric)'
Stratigraphy Not entered
Comments Dyke in granite; Memoir, p. 175
Locality details 910 yds 3 deg E of S from junction of Fionn Ghleann with Glen Etive
50k map sheet Ben Nevis (53)

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Map reference NN 2255 5153
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


S11537

Cross Polarized, S11537

Plane Polarized, S11537

Plane Polarized, S11537