BGS mineralogy and petrology collection record

Sample number S21146
Sample Donor Dinham, C.
Rock name 'Original entry: Biotite Lamprophyre'
Stratigraphy Not entered
Comments Lamprophyre dyke WxN
Locality details Summit of Lamentation Hill, 1 mile NW of Culrain Station
50k map sheet Lairg (102)

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Map reference NH 56357 95765
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


S21146

Cross Polarized, S21146

Plane Polarized, S21146

Plane Polarized, S21146