BGS mineralogy and petrology collection record

Sample number S20700
Sample Donor Anderson, E.M.
Rock name 'Original entry: Green Schistose Rock'
Stratigraphy Not entered
Comments Well-developed shear structure; ?sedimentary or igneous in Old Gneiss
Locality details 400 yds ENE of Loch Staoneig
50k map sheet Iona (43)

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Map reference NM 2699 2270
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


S20700

Cross Polarized, S20700

Plane Polarized, S20700

Plane Polarized, S20700