BGS mineralogy and petrology collection record

Sample number S16069
Sample Donor Anderson,J.G.C.
Rock name 'Original entry: Siliceous Xenolith'
Stratigraphy Not entered
Comments Sill: altered feldspathic sandstone xenolith, with pseudomorphs after tridymite
Locality details 600 yds NNW from cairn on Mullach Glac an t-Sneachda
50k map sheet Mull (44)

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Map reference NM 4983 2349
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


S16069

Cross Polarized, S16069

Plane Polarized, S16069

Plane Polarized, S16069