Some of the oldest zircon crystals have been dated to be over 4 billion years old

Dimensions:  120x100x68 mm / 4

They can also be used for science projects and other types craft displays

Product Type: 925 Sterling Silver Pendant (24" silk cord with silver plated clasp included)

Moissanite | Oval Cut | White | 11x9mm | SO24 Chalcophanite Some of the oldest zirconProduct Type: Moissanite Approx Weight (per piece): 3. 1ct Size: 11x9mm Shape: Oval Cut Color: White D E Clarity: VVS Origin: China Treatment: None Moissanite has become a popular alternative to diamonds for jewelry. Moissanites have a similar appearance to diamonds and often look nearly identical to the untrained eye. They share the brilliance, sparkle, and fire that diamonds are known for, making them an attractive choice. With moissanite, it is