BGS mineralogy and petrology collection record

Sample number S83633; COLLNOAX2146;
Sample Donor Floyd,J.D.
Rock name Wacke. 'Original entry: Greywacke'
Stratigraphy Not entered
Comments Greywacke, Ordovician
Locality details Forestry road 550m NNW of Castlemaddy
50k map sheet Loch Doon (8E)

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Map reference NX 5376 9060
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


S83633

Cross Polarized, S83633

Plane Polarized, S83633

Plane Polarized, S83633