iridium
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Commodities
The Seven Rarest Metals
In terms of abundance in the Earth’s crust, the rarest metals are: gold, platinum, osmium, iridium, palladium, ruthenium, rhodium, tellurium…
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Commodities
Platinum Group Metals
There are six platinum group metals or PGMs . The group comprises; platinum (Pt), palladium (Pd), rhodium (Rh), iridium (Ir),…
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