Type: Crystal Opal Form: Raw specimen Origin: Ethiopia Treatment: None, completely natural Color / Transparency: Transparent to semi-transparent with visible play-of-color Mineral properties: Non- Hydrophane Welo opal with strong light refraction, typical for Ethiopian opals Store in wet conditions Weight: 67.30 ct The photos were taken in a professional studio with extensive lighting to enhance the visibility of the color variations. The images have not been edited in order to present the most realistic representation possible. Color deviations may occur depending on the display settings of your computer, monitor, or smartphone. Well-packed and shipped with insured registered mail.