BGS mineralogy and petrology collection record

Sample number S73492; COLLNONX1330C;
Sample Donor Rock,N.M.S.
Rock name 'Original entry: Lamporphyre'
Stratigraphy Not entered
Comments Somewhat altered; centre
Locality details Mosspebble Burn, c. 50 m upstream of where new track crosses; same locality as S. 47271, 47422
50k map sheet Langholm (11)

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Map reference NY 390 933
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


S73492

Cross Polarized, S73492

Plane Polarized, S73492

Plane Polarized, S73492