BGS mineralogy and petrology collection record

Sample number S17207
Sample Donor Clough, C.T.
Rock name 'Original entry: Norite (Enstatite Porphyrite)'
Stratigraphy Not entered
Comments Craig porphyrite; same as S. 16523-16525; sp. gr. 2.80
Locality details 4450 ft W to WSW from Creag na h-Iolaire
50k map sheet Mull (44)

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Map reference NM 5975 2881
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


S17207

Cross Polarized, S17207

Plane Polarized, S17207

Plane Polarized, S17207