Well it depends on the size.
It weighs about 2.65 g/cm3
There is no such thing as black amethyst.
The price of raw amethyst will depend on the size of the stone, the intensity of the purple color, and the clarity. A three carat piece of raw amethyst can sell for as little as $15 or as much as $50.
Amethyst is a precious stone much like but not as popular as diamonds. It is used in jewelry such as rings, necklaces and bracelets.
Amethyst is a semiprecious gemstone, and is not very expensive to buy. When buying an amethyst one must look for an intense and uniform purple color with no inclusions. Even a small inclusion will reduce the price of the gem. Due to its abundant availability there is not much of a difference in medium quality gem and commercial quality. But excellent beautiful natural untreated amethyst can command good price. A small 3 ct stone can cost up to USD 5 per carat whereas a high quality big size amethyst gem stone could cost up to 50 USD per carat.
$300.000
The cost of amethyst bracelets varies greatly depending on how much amethyst is used. Prices can vary from $10 all the way up to $200 to $300 if a lot of the rock is used.
the kannada word for amethyst is padmaraga
Amethyst
amethyst
amethyst, pinkish purple
The price of a specimen of amethyst will depend on its size, trimming or faceting, clarity, and aesthetic appeal.
Amethyst is mineral not a metal.