Whentalkingaboutappearance, youcancontrastthe way you look with the way another relative looks, you can talkabouthowtallsomeoneis and their haircolour.
The three grammes of copper in the 1 rupee coin (we are talkingabout the older style, the Jinnah on one side, Badshahi Masjid on the other, a brown colour, not the newer silvery looking coin) therefore has a refined value of 2.64 US cents.