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. ..... For example, i...
Platinum is a precious metal renowned for its strength and malleability. The
mineral is mostly mined in South America and Russia however some smaller
Platinum is found in its pure native form, or in platiniridium, a natural alloy of ...
and is mined in Canada, Russia, South Africa, the USA, Zimbabwe and Australia.
In 1819, platinum was discovered in serpentine and other ultra basic rocks on the
... In the United States, placer platinum occurs in small quantities together with ...
Used by the pre-Columbian Indians of South America, platinum wasn't noticed by
... those found in the Ural mountains, Columbia and the western United States.
(1) The annual supply of platinum is only about 130 tons - which is ... and crude
oil which are found throughout the world, important platinum deposits .... soon be
recognized as legal tender in all 50 US states…and many countries worldwide.
Full Answer. The United States has a platinum mine located in Montana; some
platinum is created in Utah and Texas as a byproduct of processing copper.
Jan 11, 2013 ... Mine and mineral plant locations have been incorporated into the National Atlas
of the United States. ... You can also locate and map more than 2,000,000
geographic names in the United States. ... Platinum Group Metals ... Additional
data for Alaska may be found at Alaska Resource Data Files (contact: ...
elements (PGE) in the conterminous United States (Zientek and others, 1988;
Peterson, .... sulfide mineralization that have also been found in the. Banded
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