BGS mineralogy and petrology collection record

Sample number S23917
Sample Donor Phemister,J.
Rock name 'Original entry: Hornblende Trachyandesite'
Stratigraphy Not entered
Comments Hornblende trachyandesite
Locality details Right bank of Brock Burn 270 yards up from junction with Calder Water
50k map sheet Hamilton (23)

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Map reference NS 6324 4325
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


S23917

Cross Polarized, S23917

Plane Polarized, S23917

Plane Polarized, S23917