Rhodium
Rare precious metal, most expensive, used in catalytic converters...
Unit: oz
Antipovite
Platinum iron copper alloy mineral. Platinum group alloy from ultramafic rocks....
Unit: gram
Anduoite
Ruthenium arsenide mineral. Platinum group mineral from ophiolite complexes....
Unit: gram
Arsenopalladinite
Palladium arsenic antimony mineral. Platinum group arsenide....
Unit: gram
Andrieslombaardite
Palladium arsenide mineral. Rare platinum group mineral from layered intrusions....
Unit: gram
Atheneite
Palladium arsenic mercury mineral. Platinum group intermetallic....
Unit: gram
Anyuiite
Palladium lead telluride mineral. Platinum group telluride from layered intrusions....
Unit: gram
Atokite
Palladium tin mineral. Platinum group intermetallic compound....
Unit: gram
Auroselenide
Gold selenide mineral. Rare gold selenium compound....
Unit: gram
Aurostibite
Gold antimonide mineral. Gold-antimony intermetallic compound....
Unit: gram
Auricupride
Copper gold alloy mineral. Gold-copper intermetallic compound....
Unit: gram