BGS mineralogy and petrology collection record

Sample number S27510; COLLNOMR13;
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Dacite'
Stratigraphy Not entered
Comments Purple, white-weathering feldsparphyric rock; intrusion ? In Upper ORS of Calciferous Sandstone
Locality details In right bank of burn 200 yds W 30 deg N from Outerwards
50k map sheet Glasgow (30)

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Map reference NS 2329 6627
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


S27510

Cross Polarized, S27510

Plane Polarized, S27510

Plane Polarized, S27510