Burned citrine,heated amethyst
Heated amethyst or burned citrine for sale. Citrine is the rare form of quartz. This pieces are created by heating amethyst.
This is NOT natural citrine! This piece is heated amethyst and called burned citrine or burnt amethyst. They are easily distinguished from natural citrine by the dark brown color.
Citrine is a yellow translucent version of quartz. The yellow color is caused by trace elements, caused in particular by divalent and trivalent iron.
Citrine is the rarest type of quartz and is one of the few gemstones that occur in natural yellow. The stone is named after the color of lemons. However, natural citrine rather pale yellow with darker shades than lemon yellow.