What is it?
The densest naturally occurring element, and one of the least used — most of it sits unrefined in platinum-group residues.
Why does it matter?
It completes the platinum group; its main commercial role is in very hard alloy tips and specialist catalysts.
Deeper written sections for this material have not been published yet. Everything below is drawn straight from the source datasets and is complete.
Read the numbers correctly.
Not separately reported in most national statistics.
Powder and alloy pellets.