What are some important uses of diamond?
1) Jewellery2) Diamond is very hard so certain species( Black Diamond) are used for mining3) Windows that cover the openings of lasers, x-rays and vacuum chambers have diamonds in them.here's a linkhttp://wanttoknowit.com/uses-of-diamonds/
Jewelry, diamond-tipped drills, glass cutters.
Energy, make you look pretty, cut softer material, etc
Pick axes, shovels, axes, swords, hoes, enchantment tables, etc.
Armor, sword, pick axe, and enchantment table.