BGS mineralogy and petrology collection record

Sample number S3933
Sample Donor Teall, J.J.H.
Rock name 'Original entry: Chert'
Stratigraphy Not entered
Comments Carious microcrystalline patches
Locality details Fraoch Eilean
50k map sheet Gairloch (91)

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Map reference NG 798 738
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


S3933

Cross Polarized, S3933

Plane Polarized, S3933

Plane Polarized, S3933