BGS mineralogy and petrology collection record

Sample number S50034; S50034/A; S50034/B; COLLNOYR1031;
Sample Donor Dearnley,R.
Rock name 'Original entry: Felsic Porphyrite, Foliated'
Stratigraphy Not entered
Comments Foliated felsic porphyrite dyke 1.5 ft, cuts Glen Loy diorite
Locality details 820 yds S 35 deg W from Inverskilavulin Bridge
50k map sheet Loch Eil (62)

View images in GeoScenic related to 'Loch Eil'

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Map reference NN 1297 8254
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


S50034

Cross Polarized, S50034

Plane Polarized, S50034

Plane Polarized, S50034


S50034/A

Cross Polarized, S50034/A

Plane Polarized, S50034/A

Plane Polarized, S50034/A


S50034/B

Cross Polarized, S50034/B

Plane Polarized, S50034/B

Plane Polarized, S50034/B