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 transparent variety of quartz that ranges from light lilac to deep purple in color. It is one of the most popular faceted gemstones and is sometimes cut en cabochon. It is found in many locations around the world.uby is the most popular colored stone. When the mineral known as corundum is of gem quality and a vivid red color, it is called ruby.. Historically mined in Asia, many rubies such as these are now being found in Africa.