BGS mineralogy and petrology collection record

Sample number S1270
Sample Donor Macconachie,A.
Rock name 'Original entry: Hornblende Biotite Porphyrite'
Stratigraphy Not entered
Comments Hornblende biotite porphyrite
Locality details Railway cutting near Stroan Viaduct, near Galloway Station
50k map sheet Kirkcudbright (5)

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Map reference NX 64 70
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


S1270

Cross Polarized, S1270

Plane Polarized, S1270

Plane Polarized, S1270