BGS mineralogy and petrology collection record

Sample number S83727; COLLNOAX2243;
Sample Donor Floyd,J.D.
Rock name Wacke. 'Original entry: Greywacke'
Stratigraphy Not entered
Comments Greywacke, Ordovician
Locality details Halfmark Burn, Carsphairn
50k map sheet Loch Doon (8E)

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Map reference NX 5274 9148
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


S83727

Cross Polarized, S83727

Plane Polarized, S83727

Plane Polarized, S83727