Stone sardonyx is an undeservedly forgotten variety of onyx, from which not only all kinds of ornaments are made, but also used to create...

Agate is an ornamental stone, which is a kind of chalcedony. Description of the stone is a mineral with a striped structure and striped...

The magical properties of the Sodalite The magical properties of the sodalite were believed even at the time of the Incas. It is believed...