BGS mineralogy and petrology collection record

Sample number S14503
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Hornblende-Biotite-Andesine-Quartz Rock'
Stratigraphy Not entered
Comments Dificult to place. Put in with Ach' Uaine Hybrids (but these never have andesine), probably patches of Linsidemore Older Hornblendic Rocks caught up in the Lairg 'Granite'
Locality details A little N of Rhimantaig, Strath Fleet
50k map sheet Lairg (102)

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Map reference NC 61175 05994
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


S14503

Cross Polarized, S14503

Plane Polarized, S14503

Plane Polarized, S14503