What is the most valuable opal in the world?
the Virgin RainbowIn terms of polished stone, the Virgin Rainbow, a rare crystal opal that’s also owned by the South Australian Museum, is the world’s most expensive opal on a per gram basis, valued at $750,000..
How rare is a black opal?
Black opals are exceptionally rare in that they are known to form in only one place: Australia. In fact, most of the opals found on the continent are from the town of Lightning Ridge. To put this into perspective, Vatican City has a population of 1,000 and Lightning Ridge has just over double that.
What is the rarest mineral on Earth?
painiteIn 2005, The Guinness Book of World Records called painite the world’s rarest gemstone mineral. First discovered in Myanmar by British mineralogist Arthur C. D. Pain in the 1950s, for decades there were only two known crystals of the hexagonal mineral on Earth; by 2005, there were still fewer than 25 known specimens.
Is Opal worth more than diamond?
It also has an effect on the price of opals in general. Opals are both more durable and rarer than most people think; Australian opals even more so. Many types of opal are even more rare than diamond and will only get rarer due to being found in only 1 or 2 places on Earth.
What is the rarest type of opal?
Black opalBlack opal is the most rare and highly valued form of opal, and has what is called a black (or dark) body tone. Black opals come in every colour of the rainbow.