A mantra is stuffed with shakti (divine electrical power) and you will find different Beej mantras described in Hindu puranas. Mantra “OMM” is The essential of all of the mantras. It's further expanded into yog beej, tejo beej, shanti beej and Raksha beej. Beej Mantra is called Vedic Beej Mantra https://scottj543tdn4.ktwiki.com/user