Agate (bleue), quartz Prasiolite Traitement: Aucun

Traitement: Aucun

11 x 8 mm (2 pieces) and 12 x 8 mm (1 piece)

There are two very rare and particularly sought after varieties of the chrysoberyl family: cat's eye chrysoberyl and alexandrite

Sa couleur est souvent dûe à une irradiation naturelle – ou non – d’un cristal de roche

Nos saphirs du Montana proviennent de la mine Rock Creek et la plupart sont taillés par nos collaborateurs lapidaires au Sri Lanka

Agate (bleue), quartz Prasiolite Traitement: AucunChalcedony is the most important variety of polycrystalline quartz. The term agate designates chalcedonies with areas of different colors or transparencies. In agate, we can observe bands of the same color but different tones or bands of different colors. The bands of this agate offer hues of blue while having the appearance of lace. Variety: quartz Color: pale blue Dimensions: 20. 00 mm Shape and size: round cabochon Treatment: none Hardness: 7