12.66ct Bi-Color Double Tourmaline Crystal zacatecas mexico *This particular opal does need

*This particular opal does need to be stored moist to keep it from crazing

Weardale Co

While it is definitely not facet grade

This beautiful deep blue lapis lazuli has an amazing solid color front and back

Custer County

12.66ct Bi-Color Double Tourmaline Crystal zacatecas mexico *This particular opal does needThis beautiful crystal is perfect as a display specimen or even for a unique center piece in a piece of jewelry! It has an amazing gemmy green with a light pink termination, with a beautiful second termination on the side. We consider this to be a thumbnail (TN) sized specimen. Measurements: 28mm x 8. 3mm x 5. 5mm Weight: 12. 66 carats Locality: Cruzeiro Mine, Minas Gerais, Brazil