I/We have been assigned one of the most expensive metals, Platinum. It has widely application in dental implants, automotive catalytic converters (Rao & Reddi, 2000), biomedical implants such as catheters, stents, cardiac implants (Cowley & Woodward, 2011), manufacturing of optical glass, manufacturing of fuel cells (McDonald & Hunt, 1982) and jewelry.
Platinum ore deposits
Platinum ore contains palladium, iridium, rhodium, osmium and ruthenium, along with platinum. Platinum ore forms a) Placer deposits: Placer deposits are formed by water-based erosion of sedimentary rocks containing the ore (Example. Ural-Alaskan type). b) Layered igneous lode deposits: Such deposits are emplaced on stable cratons. Examples: South Africa as the Bushveld Complex, ...
