BGS mineralogy and petrology collection record

Sample number S33190
Sample Donor Richey, James E.
Rock name 'Original entry: Hornblende-Bearing Schist Or Gneiss'
Stratigraphy Not entered
Comments Top of hornblendic sill, against feldspathic gneiss
Locality details 1 mile 400 yds E 37 deg S of Lettermorar
50k map sheet Arisaig (61)

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Map reference NM 7478 8852
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


S33190

Cross Polarized, S33190

Plane Polarized, S33190

Plane Polarized, S33190