BGS mineralogy and petrology collection record

Sample number S26217
Sample Donor Tonks, L.H.
Rock name Not entered
Stratigraphy Not entered
Comments Garnetiferous semipelite and granite
Locality details 830 yds ESE of outlet of Loch Molach
50k map sheet Altnaharra (108)

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Map reference NC 6409 3942
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


S26217

Cross Polarized, S26217

Plane Polarized, S26217

Plane Polarized, S26217