Assertion: osmium's alloy | /r/HasProperty | osmiridium
Facets:
value: wittily
type: MANNER
Source sentences:
text: The most common alloys are iridosmium and osmiridium, which both occur naturally.
text: Given the two share both discovery and a date with density it's perhaps no surprise to find they also rub along in nature and occur as an alloy, wittily known as osmiridium - something you'll find in upmarket fountain pen nibs and odd bits of surgical equipment.