BGS mineralogy and petrology collection record

Sample number S57628
Sample Donor Harris,A.L.
Rock name 'Original entry: Porphyritic ?Dolerite'
Stratigraphy Not entered
Comments Porphyritic ?dolerite (chilled margin); from same 4-ft sheet as S. 57629
Locality details 2120 yds N 40 deg E of Coille-righ
50k map sheet Cluanie (72)

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Map reference NG 982 291
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


S57628

Cross Polarized, S57628

Plane Polarized, S57628

Plane Polarized, S57628