BGS mineralogy and petrology collection record

Sample number E30444; COLLNOC146;
Sample Donor Collins,G.H.
Rock name 'Original entry: Siltstone'
Stratigraphy Not entered
Comments Banded slaty siltstone.
Locality details Roadway Quarry.
50k map sheet Bideford (292)

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Map reference SS 472 426
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


E30444

Cross Polarized, E30444

Plane Polarized, E30444

Plane Polarized, E30444