BGS mineralogy and petrology collection record

Sample number S28646
Sample Donor Kennedy, William Q.
Rock name 'Original entry: Garnet-Muscovite-Rich Sillimanite Gneiss'
Stratigraphy Not entered
Comments Garnet-muscovite-rich sillimanite gneiss
Locality details Summit cairn of Cruach an t-Aon Bhlair
50k map sheet Tobermory (52)

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Map reference NM 7269 7025
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


S28646

Cross Polarized, S28646

Plane Polarized, S28646

Plane Polarized, S28646