PLATINIRIDIUM
Source: 567
Plat′i‐ni‐rid″i‐um (?), n. (Chem. & Min.) A natural alloy of platinum and iridium occurring in grayish metallic rounded or cubical grains with platinum.
Source: 567
Plat′i‐ni‐rid″i‐um (?), n. (Chem. & Min.) A natural alloy of platinum and iridium occurring in grayish metallic rounded or cubical grains with platinum.