BGS mineralogy and petrology collection record

Sample number S79663; COLLNOAX1957;
Sample Donor Floyd,J.D.
Rock name 'Original entry: Lamporphyre'
Stratigraphy Not entered
Comments Centre of 4 m dyke cutting Ordovician
Locality details A 714, Glenhapple
50k map sheet Wigtown (4)

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Map reference NX 3753 7146
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


S79663

Cross Polarized, S79663

Plane Polarized, S79663

Plane Polarized, S79663