BGS mineralogy and petrology collection record

Sample number RC122/1; LABNO3902A; M6463/246;
Sample Donor Not entered
Rock name 'Original entry: Galenobismutite, Koechlinite'
Stratigraphy Not entered
Comments A clear vein of guartz with small crystals of silvery grey galenobismutite, secondary marginal alteration of which has given rise to a greenish yellow powdery coating of koechlinite.
Locality details Tagalwak (No.4 Pit), Buhl
50k map sheet Not entered
Map reference Not entered
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions