Sardonyx (meaning): It is good for those born in the month of January or February. It protects the wearers from wild or poisonous animals, reptiles and insects. It is also effective in the case of those suffering from infectious diseases. It can also be used by those, whose jobs involve public relations or those wishing to acquire new and influential friends, those wanting to have greater self-control. Professionals like lawyers, actors, orators and educationists have also used this gem to considerable benefit. It is also good for those born in the month of August. It takes care of bites problem and gives assertiveness to the wearer.