BGS mineralogy and petrology collection record

Sample number S13841; S13841/A; S13841/B; S13841/C;
Sample Donor Clough, C.T.
Rock name 'Original entry: Buchite'
Stratigraphy Not entered
Comments Colonsay Mem, p. 94; Mull Tertiary Mem, p. 273
Locality details 85 yds slightly E of N of NE end of Traigh Bhan na Sgurra
50k map sheet Colonsay (35)

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Map reference NM 4233 1876
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


S13841/A

Cross Polarized, S13841/A

Plane Polarized, S13841/A

Plane Polarized, S13841/A


S13841/B

Cross Polarized, S13841/B

Plane Polarized, S13841/B

Plane Polarized, S13841/B


S13841/C

Cross Polarized, S13841/C

Plane Polarized, S13841/C

Plane Polarized, S13841/C