BGS mineralogy and petrology collection record

Sample number S817
Sample Donor Jermyn Street Rock Collection
Rock name 'Original entry: Mica Porphyrite'
Stratigraphy Not entered
Comments Mica porphyrite
Locality details Bail Hill, Sanquhar
50k map sheet Sanquhar (15)

View images in GeoScenic related to 'Sanquhar'

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Map reference NS 76 14
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


S817

Cross Polarized, S817

Plane Polarized, S817

Plane Polarized, S817