BGS mineralogy and petrology collection record

Sample number S18529
Sample Donor Anderson,J.G.C.
Rock name 'Original entry: Sillimanite-Cordierite Buchite'
Stratigraphy Not entered
Comments Xenolith in sill; Memoir, pp. 272, 277; QJGS Vol 78, 1922, Plate VII, fig, 2; the sillimanite is pink, the glass pale lilac
Locality details 500 yds NE from Abhainn Bail' a' Mhuillinn, 1000 yds N by W from bridge over Allt a' Mhuchaidh
50k map sheet Mull (44)

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Map reference NM 4808 3075
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


S18529

Cross Polarized, S18529

Plane Polarized, S18529

Plane Polarized, S18529