Améthyste rose de france, quartz Oeuf / Egg It is a mixture of

It is a mixture of amethyst and citrine with areas of purple and yellow or orange

Dimensions : 6

Chalcedony is the most important variety of polycrystalline quartz

Certaines présentent un phénomène optique d'œil de chat

sometimes with a shade of green

Améthyste rose de france, quartz Oeuf / Egg It is a mixture ofAmethyst is the purple variety of crystalline quartz. Its dark purple to light purple color is due to the presence of iron (Fe). This is the birthstone for the month of February. This fine stone (sometimes referred to as semi precious) is undoubtedly the most popular quartz. Amethyst, which once competed with the finest gemstones, became affordable in the early 19th century when significant deposits were discovered in Brazil. Variety: Quartz Purple