BGS mineralogy and petrology collection record

Sample number S21229
Sample Donor Simpson,J.B.
Rock name 'Original entry: Biotite-Garnet-Quartz Schsit'
Stratigraphy Not entered
Comments Psammite made compact and splintery by contact of 12 ft foliated lamprophyre dyke
Locality details E shore, Glenmore Bay, 550 yds S 5 deg W of Glenbeg
50k map sheet Tobermory (52)

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Map reference NM 5944 6151
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


S21229

Cross Polarized, S21229

Plane Polarized, S21229

Plane Polarized, S21229