BGS mineralogy and petrology collection record

Sample number S31514
Sample Donor Simpson,J.B.
Rock name 'Original entry: Trondhjemite'
Stratigraphy Not entered
Comments Acid dyke or sheet
Locality details 200 yds NW of house at Essan
50k map sheet Arisaig (61)

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Map reference NM 8167 8175
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


S31514

Cross Polarized, S31514

Plane Polarized, S31514

Plane Polarized, S31514