BGS mineralogy and petrology collection record

Sample number S457
Sample Donor Maconachie,A.
Rock name 'Original entry: Quartz Porphyry'
Stratigraphy Not entered
Comments Quartz porphyry, from conglomerate, in Sheet 23 S. edge
Locality details Wildshaw Road end 4-5 miles SSE of Douglas
50k map sheet Sanquhar (15)

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Map reference NS 86 27
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


S457

Cross Polarized, S457

Plane Polarized, S457

Plane Polarized, S457