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2. Precious metal - Wikipedia

   en.wikipedia.org/wiki/Precious_metal

   The best known precious metals are the precious coinage metals, which are gold and silver. Although both have industrial uses, they are better known for their uses in art , jewelry , and coinage. Other precious metals include the platinum group metals: ruthenium , rhodium , palladium , osmium , iridium , and platinum , of which platinum is the ...

3. Category:Precious metals - Wikipedia

   en.wikipedia.org/wiki/Category:Precious_metals

   Pages in category "Precious metals" The following 34 pages are in this category, out of 34 total. This list may not reflect recent changes. ...

4. Hierarchy of precious substances - Wikipedia

   en.wikipedia.org/wiki/Hierarchy_of_precious...

   In popular culture, sets of precious substances may form hierarchies which express conventional perceived relative value or merit. Precious metals appear prominently in such hierarchies , but as they grow, gems and semi-precious materials may be introduced as part of the system.

5. List of U.S. state minerals, rocks, stones and gemstones

   en.wikipedia.org/wiki/List_of_U.S._state...

   Metal: Silver (1977); Nevada's nickname is the Silver State: Sandstone (1987) Precious Gemstone: Virgin Valley black fire opal (1987) Semiprecious Gemstone: Nevada turquoise (1987) New Hampshire [48] Beryl (1985) Granite (1985); New Hampshire's nickname is the Granite State: Smoky quartz (1985) New Jersey [49] Franklinite [50] New Mexico [51 ...

6. Coinage metals - Wikipedia

   en.wikipedia.org/wiki/Coinage_metals

   The coinage metals comprise those metallic chemical elements and alloys which have been used to mint coins. Historically, most coinage metals are from the three nonradioactive members of group 11 of the periodic table: copper, silver and gold. Copper is usually augmented with tin or other metals to form bronze.

7. List of mints - Wikipedia

   en.wikipedia.org/wiki/List_of_mints

   Monarch Precious Metals 2008 Private [30] United States: The Ohio Mint 2021 Private [31] United States: Regency Mint 1999 Private [32] United States: Scottsdale Mint 2008 Private [33] United States: Sunshine Minting: 1979 Private United States: SilverTowne Mint 1973 Private [34] United States: United States Mint: 1792 State-owned