Crystal Universe

In this Universe over 1000 types of crystals like emerald,ruby,diamond and even ores like obsidian,Iron and other stuff like that are human beings like for example: sapphire people have light blue skin and have ice powers and their nationary color is ice- and light- and darkblue, Emeralds have a light green skin and dark green hair and stuff. Everyone has a gem attached to them and they can turn to a gem aswell and the rarer the gem or ore,the more power they have. [You can Creat the story cuz there really isnt something I can start with] [also please ignore the voice]