BGS mineralogy and petrology collection record

Sample number S23798
Sample Donor Read, H.H.
Rock name 'Original entry: Trachytoid Plagiophyre'
Stratigraphy Not entered
Comments Trachytoid plagiophyre, series of specimens showing variation in the Pap Craig sill from top (1913 (S23792)) to bottom (1925 (S23798))
Locality details Pap Craig
50k map sheet Hamilton (23)

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View the geology near 'Hamilton'

Map reference NS 959 339
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


S23798

Cross Polarized, S23798

Plane Polarized, S23798

Plane Polarized, S23798