BGS mineralogy and petrology collection record

Sample number S28809
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Granodiorite'
Stratigraphy Not entered
Comments Junction of fine-grained grey rock with apparently enclosing granodiorite
Locality details N shore of Loch Sunart, 650 yds ESE of Ranachan
50k map sheet Tobermory (52)

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Map reference NM 7956 6116
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


S28809

Cross Polarized, S28809

Plane Polarized, S28809

Plane Polarized, S28809