BGS mineralogy and petrology collection record

Sample number S40427; S40427/A; COLLNOXT23;
Sample Donor McCall, J.
Rock name 'Original entry: Feldspar Porphyroblast ?Hornfels'
Stratigraphy Not entered
Comments Feldspar porphyroblast hornfels; marginal rock to part of Glen Loy Complex Summ Prog 1955, pp. 58, 60-61
Locality details R Loy, at bend 1110 yds W 10 deg S of Inverskilavulin
50k map sheet Loch Eil (62)

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Map reference NN 1163 8338
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


S40427

Cross Polarized, S40427

Plane Polarized, S40427

Plane Polarized, S40427


S40427/A

Cross Polarized, S40427/A

Plane Polarized, S40427/A

Plane Polarized, S40427/A