Is this a rough diamond?
Is this a rough diamond? हीरा, हीरा के नाम से भी जाना जाता है, the mineral name is diamond. इसकी रासायनिक संरचना कार्बन है, which is the only one composed of a single element in gemstones and belongs to the equiaxed crystal system. (1) Seven basic styles The crystal structure of diamond is very complicated, but there are mainly …