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  2. Platinum as an investment - Wikipedia

    en.wikipedia.org/wiki/Platinum_as_an_investment

    Platinum is traded in the spot market with the code "XPT". When settled in United States dollars, the code is "XPTUSD". As the cost of platinum per ounce fell, the cost per ounce for other metals in the platinum group - especially palladium - rose strongly. As of November 2022, palladium sits at around US$1900 per ounce, compared to US$980 for ...

  3. Platinum print - Wikipedia

    en.wikipedia.org/wiki/Platinum_print

    "An Investigation of. Platinum and Palladium Printing". Journal of Photographic Science. 34 (5–6): 165–177. Mike Ware (2005). "Book Review of : Photography in Platinum and Palladium". Platinum Metals Review. 49 (4): 190–195. doi: 10.1595/147106705X70291. Dick Arentz. Platinum & Palladium Printing, Second Edition. Focal Press. 2004

  4. Precious metal - Wikipedia

    en.wikipedia.org/wiki/Precious_metal

    Precious metals such as gold, silver, and platinum have been used for millennia to create objects of cultural and artistic significance. In jewelry, they are a cornerstone for crafting wedding bands, engagement rings, and ceremonial adornments, often symbolizing love, commitment, and social status. [11] [12] [13]

  5. Palladium - Wikipedia

    en.wikipedia.org/wiki/Palladium

    Unlike platinum, palladium may discolor at temperatures above 400 °C (752 °F) [65] due to oxidation, making it more brittle and thus less suitable for use in jewelry; to prevent this, palladium intended for jewelry is heated under controlled conditions. [66] Prior to 2004, the principal use of palladium in jewelry was the manufacture of white ...

  6. Noble metal - Wikipedia

    en.wikipedia.org/wiki/Noble_metal

    This broader set includes copper, mercury, technetium, rhenium, arsenic, antimony, bismuth, polonium, gold, the six platinum group metals, and silver. Many of the noble metals are used in alloys for jewelry or coinage. In dentistry, silver is not always considered a noble metal because it is subject to corrosion when present in the mouth.

  7. Platinum group - Wikipedia

    en.wikipedia.org/wiki/Platinum_group

    Naturally occurring platinum and platinum-rich alloys were known by pre-Columbian Americans for many years. [5] However, even though the metal was used by pre-Columbian peoples, the first European reference to platinum appears in 1557 in the writings of the Italian humanist Julius Caesar Scaliger (1484–1558) as a description of a mysterious metal found in Central American mines between ...

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