Pierre Bumblebee - Paire Ammolite de sulfure et même d'orpiment

de sulfure et même d'orpiment (un pigment composé d'arsenic

09 ctForme et taille: Carré cabochonTraitement: TeintDureté: 6

Total weight: 22

Hardness: 5 Mohs

Pierre Bumblebee - Paire Ammolite de sulfure et même d'orpimentThis stone often called bumblebee jasper is not (as the name suggests) of the jasper family. It is its bands of colors that earned it the name of bumblebeee jasper. It is a mixture of materials and volcanic ash, gypsum, barite, sulphide and even orpiment (a pigment composed of arsenic!). Since this material is fragile, it has been stabilized with resin to provide better stability and durability. We find it on the island of Java in Indonesia on the