Mexican Fire Agate a variety of chalcedony (SiO2), is a semi-precious natural gemstone found only in certain areas of northern Mexico and the southwestern United States.There is no actual object inside the stone, this special effect arises from light interference within the microstructure layering of the gem. Captain Tenneal's photostream. Shaped and polished piece.
Ametrine is a combination of amethyst and citrine. It has the healing powers of both stones. Ametrine's healing energy releases negativity from within the aura... and it aids weight loss and helps you to release your addictions. If are studying, the Citrine energy within this stone helps you to stay focused... as well as using the Amethyst vibration within it... the higher energies of the crown chakra.... for inspiration.