fire agate

Fire Agate, a variety of chalcedony, is a semi-precious natural
gemstone found only in certain areas of northern Mexico and the
southwestern United States.
Metaphysical Properties: Fire Agate has a deep calming energy
that brings security and safety. It is a protection stone with strong
grounding powers. Fire Agate links to the fire element and is used
as an aid to improve sexual activity, stimulating vitality and opening
the base chakra.
.Corresponding Astrological Signs: Gemini