Because the element only produces water when itâs burned, it was named hydrogen, Greek for âwater-former.â. On its own, hydrogen is not a fuel or source of energy. Rather, when hydrogen burns, it reacts with the oxygen in the air to create heat.
Amethyst is called Jamunia in Hindi. At many places it is known as Billor. It is worn as substitute of Blue Sapphire.This substitute is found in abundance in nature. It is colorless. The Amethyst with dark color in the center is considered to be the best.ence, it is called as Jamunia. Amethyst is also seen to have redness in purple color or with hue of blue color. This sub-stone is considered unique and equally attractive.
Amethyst is a well known mineral and gemstone. It is the purple variety of the mineral Quartz, and its most valuable and prized variety.Its name derives from the Greek amethystos, which means not drunken, as Amethyst in antiquity was thought to ward off drunkenness.hen used as a gemstone, Amethyst is often heat treated to deepen the color, or to transform it into Citrine. Some varieties may also change to a light green color, which is given the trade name Prasiolite, or Green Amethyst, as it is more commonly known in the gem trade.