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The Sunrise Ruby [1] [2] [3] has been the world's most expensive ruby, most expensive coloured gemstone, and most expensive gemstone other than a diamond [2] [3] [4] until the discovery of the Estrela de Fura. Originally mined in Myanmar, its current name is derived from a poem of the same name, written by the 13th-century Sufi poet Rumi. [5]
Most stable known isotope has half-life of 8 seconds. 110: Ds: Darmstadtium (34.8) 0: Not traded. Only produced in experiments on a per-atom basis. [73] Most stable known isotope has half-life of 9.6 seconds. 111: Rg: Roentgenium (28.7) 0: Not traded. Only produced in experiments on a per-atom basis. [73] Most stable known isotope has half-life ...
List of most expensive films; List of most expensive music videos; List of most expensive non-fungible tokens; List of most expensive photographs; List of most expensive albums; List of most valuable records; List of most expensive music deals; List of most expensive television series; List of most expensive video games to develop
In February 2007, the world's rarest baseball card sold at auction for $2.3 million. If you think that's totally wild, consider the world's rarest bible, which could net you $25 to $35 million.
Although aluminium is the third most abundant element and the most abundant metal in the Earth's crust, it was at first found to be exceedingly difficult to extract the metal from its various non-metallic ores. The great expense of refining the metal made the small available quantity of pure aluminium more valuable than gold. [16]
In October 2007, the Guinness Book of World Records certified the coin as the world’s largest gold coin. The coin’s front shows Queen Elizabeth II, while the reverse shows a Canadian maple leaf.
Periodic tables usually at least show the elements' symbols; many also provide supplementary information about the elements, either via colour-coding or as data in the cells. The above table shows the names and atomic numbers of the elements, and also their blocks, natural occurrences and standard atomic weights. For the short-lived elements ...
This dramatic, oversized coin weighs 220 pounds and holds the Guinness Book of World Records title for the world’s largest gold coin. Only six were made, with one selling for €3.7 million in 2010.