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  2. Prices of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Prices_of_chemical_elements

    This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison. As of 2020, the most expensive non-synthetic element by both mass and volume is rhodium.

  3. Synthetic diamond - Wikipedia

    en.wikipedia.org/wiki/Synthetic_diamond

    As of 2023 the heaviest synthetic diamond ever made weighs 30.18 ct (6.0 g), [2] and the heaviest natural diamond ever found weighs 3167 ct (633.4 g). Numerous claims of diamond synthesis were reported between 1879 and 1928 after an English Chemist named Smithson Tennant demonstrated that diamonds are a form of carbon in 1797; [ 3 ] most of ...

  4. Mining in Western Australia - Wikipedia

    en.wikipedia.org/wiki/Mining_in_Western_Australia

    The mine's most famous product was its pink diamonds, of which it produces around 90 percent of the world's supply, which is, however, only one percent of the mine's overall production. Apart from Argyle, there is only one other operating diamond mine in the state, the Ellendale mine, located 100 kilometres (62 mi) east of Derby , which opened ...

  5. Harry Winston - Wikipedia

    en.wikipedia.org/wiki/Harry_Winston

    Winston sold the diamond in 1947 to May Bonfils Stanton, daughter of the publisher and co-founder of The Denver Post. It was mounted as the center stone in a diamond necklace with eighty-six other diamonds totalling 35 carats (7.0 g; 0.25 oz). In 1963, after Bonfils Stanton's death, the gem was sold at auction in New York City.

  6. Price elasticity of demand - Wikipedia

    en.wikipedia.org/wiki/Price_elasticity_of_demand

    A good's price elasticity of demand (, PED) is a measure of how sensitive the quantity demanded is to its price. When the price rises, quantity demanded falls for almost any good (law of demand), but it falls more for some than for others. The price elasticity gives the percentage change in quantity demanded when there is a one percent increase ...

  7. Naugatuck, Connecticut - Wikipedia

    en.wikipedia.org/wiki/Naugatuck,_Connecticut

    Naugatuck (/ ˈ n ɔː ɡ ə t ʌ k / NAW-gə-tuhk) is a consolidated borough and town in New Haven County, Connecticut, United States.The town, part of the Naugatuck Valley Planning Region, had a population of 31,519 as of the 2020 Census.

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