e/Platinum as an investment

Information
has gloss	eng: Platinum has a much shorter history in the financial sector than either gold or silver, which were known to ancient civilizations.
lexicalization	eng: Platinum as an investment
instance of	(noun) a heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits Pt, atomic number 78, platinum