How does a diamond and emerald differ?

A diamond is essentially pure Carbon, compressed over long periods of time into a crystal lattice of exceptional hardness. It is the hardest natural “chemical”. read more

A diamond is essentially pure Carbon, compressed over long periods of time into a crystal lattice of exceptional hardness. It is the hardest natural “chemical”. An emerald is - literally - a beryl, which is chemically a beryllium silicate with a slight amount of chromium (usually) or vanadium to colour it. read more

Gemstones basically are emerald, ruby etc., whereas diamonds are completely different and have their own unique features like they are composed of only one element and gemstones are a combination of 2- 3 elements. read more