BGS mineralogy and petrology collection record

Sample number S20711
Sample Donor Anderson, E.M.
Rock name 'Original entry: Acid Type In Old Gneiss'
Stratigraphy Not entered
Comments Pink-weathering acid type in Old Gneiss
Locality details 200 yds SE of Shian
50k map sheet Iona (43)

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Map reference NM 2730 2352
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


S20711

Cross Polarized, S20711

Plane Polarized, S20711

Plane Polarized, S20711