Ethiopian Opal - Stud Earrings (Oval) Quality:Staff Pick Chemical Composition: Ca2Al3(SiO4)(Si2O7)O(OH)

Chemical Composition: Ca2Al3(SiO4)(Si2O7)O(OH)

making it ideal for those who want to carry it with them or use it as a quick reference when working with crystals

Approximate Size for 1 piece: 3cm x 3cm x 2cmApproximate Weight for 1 piece: 30g

Description: Write in style with these lapis lazuli pens

Approximate Weight of 1 piece: 80g

Ethiopian Opal - Stud Earrings (Oval) Quality:Staff Pick Chemical Composition: Ca2Al3(SiO4)(Si2O7)O(OH)Description: Ethiopian opal is a type of precious opal that is found in Ethiopia. It is a relatively new addition to the world of opals, as it was only discovered in 1994 in the Wollo Province of northern Ethiopia. Ethiopian opals are prized for their unique play of color, which is caused by the diffraction of light as it passes through the microscopic silica spheres that make up the stone. The colors that can be seen in Ethiopian opals include red,