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en.wikipedia.org/wiki/Platinum

Platinum is a chemical element with symbol Pt and atomic number 78. It is a dense, malleable, ... Consequently, platinum is often found chemically uncombined as native platinum. Because it occurs naturally in the alluvial sands of various ...

mineralseducationcoalition.org/elements/platinum

No known benefits for life processes in plants and animals. Sources. Platinum is found in its pure native form, or in platiniridium, a natural alloy of platinum and ...

education.jlab.org/itselemental/ele078.html

Platinum can occur free in nature and is sometimes found in deposits of gold- bearing sands, primarily those found in the Ural mountains, Columbia and the ...

www.minerals.net/mineral/platinum.aspx

Platinum is the rarest and most expensive of the popular precious metals. ... In Australia, Platinum nuggets have been found in the Fifield District of Cunningham  ...

www.ducksters.com/science/chemistry/platinum.php

Platinum is a rare metal and difficult to find. This is what makes it such a valuable metal. Platinum can be found in its pure form, but is most often found together ...

www.chemicool.com/elements/platinum.html

The chemical element platinum is classed as a transition metal. It was discovered by South American peoples. advertisements. Both sides of a platinum eagle ...

www.reference.com/beauty-fashion/platinum-found-nature-344f06579970d716

Platinum is found in layers of sulphides, which are located in some igneous rocks . South Africa and Russia have the largest reserve of this rare...

www.rsc.org/periodic-table/element/78/platinum

Discovery date, Known to native South Americans before Columbus, and taken to Europe around 1750. Discovered by, -. Origin of the name, The name is ...

www.encyclopedia.com/science-and-technology/chemistry/compounds-and-elements/platinum

The first known reference to platinum can be found in the writings of Italian physician, scholar, and poet Julius Caesar Scaliger (1484-1558). Scaliger apparently ...

www.webelements.com/platinum/geology.html

Platinum is found as the free element, usually mixed with other metals including gold, nickel, copper, palladium, ruthenium, rhodium, iridium, and osmium in ...