BGS mineralogy and petrology collection record

Sample number S47253; COLLNOXH234;
Sample Donor Tulloch,W.
Rock name 'Original entry: Fine-Grained Amygdaloidal Hornblende Biotite Lamprophyre'
Stratigraphy Not entered
Comments Fine-grained amygdaloidal hornblende biotite lamprophyre, dyke
Locality details Small stream S of Arkleton Burn, 225 yards E 23 deg S of Arkleton
50k map sheet Langholm (11)

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Map reference NY 381 913
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


S47253

Cross Polarized, S47253

Plane Polarized, S47253

Plane Polarized, S47253