Baby names meanings search results: The name Malika is a baby girl name. The name Malika comes from the Arabic origin. In Arabic the meaning of the name Malika is: A queen. Name Information.
Californium is a rare earth metal and does not occur naturally on the planet. It is a radioactive metallic chemical element with the symbol Cf and atomic number 98. Not only is a gram of Californium worth US$27 million, it is second only to antimatter when it comes to the most expensive materials in the world. The element was first made in the 1950s at the University of California Radiation Laboratory in Berkeley, hence the name Californium which it takes from its origins.
Rarity alone isnât enough to qualify a metal as precious. It must also be naturally occurring, lustrous and ductile, possess a high melting point and low reactivity and, most important to anyone wishing to wear jewelry made from the metal, it must not be radioactive. Natural, radioactive metals like polonium and radium need not apply. Gold, silver and platinum are undoubtedly the most well known precious metals, but they fall short of being the most expensive precious metals in the world. As of this writing, platinum (around US $1,500/ounce) and gold (around US $1,200 per ounce) take second and third place, respectively. Silver, in the low double digits, doesnât even rate. The worldâs first pure rhodium bullion coin, created by the Cohen Mint. The real money is in rhodium. A member of the platinum group of metals which, unsurprisingly, includes platinum, rhodium is most commonly found mixed with other platinum group metals.