BGS mineralogy and petrology collection record

Sample number S47469
Sample Donor Elliot,R.W.
Rock name 'Original entry: Decomposed Feldspar-Phyric Olivine Basalt Or Coarse Basalt'
Stratigraphy Not entered
Comments Decomposed feldspar-phyric olivine basalt or coarse basalt, basalt dyke
Locality details Tweeden Burn, left bank, 1070 yards upstream from mouth
50k map sheet Langholm (11)

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Map reference NY 493 863
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


S47469

Cross Polarized, S47469

Plane Polarized, S47469

Plane Polarized, S47469