Améthyste rose de france, quartz Oeuf / Egg Traitement : Chauffage

Traitement : Chauffage

we can observe bands of the same color but different tones or bands of different colors

orange et rouge

Certaines présentent un phénomène optique d'œil de chat

Améthyste rose de france, quartz Oeuf / Egg Traitement : ChauffageAmethyst 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