Emerald is a gemstone and a variety of the mineral beryl colored green by trace amounts of chromium and sometimes vanadium. Beryl has a hardness of 7.5–8 on the Mohs scale. Read More
Former India cricketer Sanjay Manjrekar feels Virat Kohli wanted to make himself "unsackable" as skipper and hence decided to step down as Team India's captain. ...