BGS mineralogy and petrology collection record

Sample number S39647
Sample Donor Phemister,J.
Rock name 'Original entry: Hornfelsed Andesite'
Stratigraphy Not entered
Comments Hornfelsed andesite. New hornblende in base and in vesicles
Locality details Hillside, 675 ft ENE of of the brig over Burn of Roer Water
50k map sheet Yell (130)

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Map reference HU 358 844
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


S39647

Cross Polarized, S39647

Plane Polarized, S39647

Plane Polarized, S39647