BGS mineralogy and petrology collection record

Sample number S48793; COLLNOZE49; MC2194;
Sample Donor Elliot,R.W.
Rock name 'Original entry: Porphyrite Trachyte'
Stratigraphy Not entered
Comments Porphyrite trachyte, ?basalt pebble in detritus, Glencartholm volcanic beds
Locality details Muir Burn 20 yards downstream from mouth of Pow Gill
50k map sheet Langholm (11)

View images in GeoScenic related to 'Langholm'

View the geology near 'Langholm'

Map reference NY 450 814
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


S48793

Cross Polarized, S48793

Plane Polarized, S48793

Plane Polarized, S48793