Cluster of large emerald-green Dioptase crystals on matrix. The two largest dioptase crystals are 0.9 inches long. Luster is vitreous. Crystals are rhombohedral shape. The specimen is from the Kaokoveld plateau in Namibia.
Cluster of large emerald-green DIOPTASE crystals on matrix. The two largest dioptase crystals are 0.9 inches long. Luster is vitreous. Crystals are rhombohedral shape. The specimen is from the Kaokoveld plateau in Namibia.
DIOPTASE is a copper silicate mineral. Color is an intense emerald-green to bluish-green copper silicate mineral. It’s luster is vitreous to sub-adamantine. It has a hardness of 5, the same as apatite. Its specific gravity is 3.28–3.35, and it has two perfect and one very good cleavage directions. Crystal Class is Hexagonal Rhombohedral (Trigonal), forming 6-sided crystals that are terminated by rhombohedra.
As a general rule, I will ship your purchase in 2-3 business days after payment is processed.
Refunds need to be requested within 2 days of receipt of your purchased item. Once the refund has been approved and we receive the item back from you within 2 weeks, then the funds will be reimbursed.
Cancellation / Return / Exchange Policy
If you cancel your order and the item has not been mailed then that order will be cancelled and you will receive a refund. If the item was shipped before the the cancellation, you will receive a refund minus shipping and credit card fees once we receive the item back from you.
High quality MOSASAURUS Tooth with sharp edges, perfect tip. The bottom provides a good view of the enamel and dentin. This tooth is from late Cretaceous age, about 70 million years ago. Length is 1.8 inches. Slight wear on one edge.