well, i don't know if it's the most rare but hiddenite can fetch up to $16,000 per karrot and is the only stone ion the world that can not be replicated by man.
Some stones are valuable. Most are not.
These elements are: - radioactive - dangerous - rare - expensive
well their are many types of expensive wood but my advice is if it is rare its expensive
Rare items are expensive because people need to spend their rare items, too.
Because they are not as rare, still quite valuable if good specimens, but can generally be more easily found. This means they are not as expensive as precious stones that are a lot rarer.
Not all mahogany is expensive. There are many types. The expensive type is very rare. Cuban or W. Indian is rare.
They are rare (in part because supply is artificially restricted by owners of diamond mines and other wholesale diamond merchants), and they last virtually forever.Another AnswerEighty percent of all diamonds mined are industrial diamonds, which are not expensive. Gem-quality diamonds can be expensive. Supply of gem-quality diamonds is unrestricted, if you have the money to purchase them. The finest, highest-quality gem-stones are indeed rare.
Stones that are rare, and look beautiful are considered Gems.
It is a very rare car and it has 1001 hp
it is most DEFINITELY rare, because it is VERY expensive
Curium is extremely dangerous and expensive.
Precious stones, like diamonds and rubies, are rare and highly valued for their beauty and durability, while semi-precious stones, such as amethyst and garnet, are more abundant and generally less expensive.