Assertion: bismuth | /r/AtLocation | low concentrations
Facets:
Source sentences:
text: Bismuth is found in large quantities but low concentrations as an isomorphous impurity in lead-zinc, copper, molybdenum-cobalt, and tintungsten ores.
text: Bismuth is found in large quantities but low concentrations as an isomorphous impurity in lead-zinc, copper, molybdenum-cobalt, and tintungsten ores.