About Emerald Emerald or as they say in hindi, the "Panna" is considered to be the most precious stone in the beryl group. Panna belongs to the beryl category. It is actually green coloured owing to the traces of chromium and sometimes Vanadium. Emerald is that stone which is considered to be the birthstone for...The post Emerald (Panna) Stone Information appeared first on Padma Bazaar.