Platinum-Group Metals Statistics and Information - (USGS) Regularly updated publication about the state of the US PGS industry - Platinum, Palladium, Rhodium, Ruthenium, Osmium, and Iridium
Rhodium - (webelements.com) Properties, description, isolation
Rhodium - (Los Alamos National Labs) Sources, properties, uses, handling
Rhodium - (Chemical & Engineering News) History, description, uses
Rhodium Technical and Safety Data - (American Elements) Abundance; ionization energy; conductivity; thermal properties; recent research and development


