BGS mineralogy and petrology collection record

Sample number S42184; COLLNOXJ815;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: ?Permeated Psammite, With Transverse Feldspathisation'
Stratigraphy Not entered
Comments ?Permeated psammite, with transverse feldspathisation
Locality details Allt na Feithe Chicheanais, 1680 yds E 41 deg S from spot ht 2680 ft, Druim Chuirn
50k map sheet Loch Eil (62)

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Map reference NM 9734 9393
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


S42184

Cross Polarized, S42184

Plane Polarized, S42184

Plane Polarized, S42184