BGS mineralogy and petrology collection record

Sample number S169
Sample Donor Museum Specimens
Rock name 'Original entry: Diorite'
Stratigraphy Not entered
Comments Diorite
Locality details NE of Knock Farm, 4.5 miles W of Whithorn
50k map sheet Whithorn (2)

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Map reference NX 37 40
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


S169

Cross Polarized, S169

Plane Polarized, S169

Plane Polarized, S169