19.33ct Raw Ethiopian Opal malachite Locality: Brazil

Locality: Brazil

but this particular piece does have an intense green glow in daylight

Measurement: 88mm x 69mm x 48mm

Measurement: 34mm x 13mm x 8mm

This piece is pictured under a longwave UV flashlight (bright green glow) and in indoor lighting

19.33ct Raw Ethiopian Opal malachite Locality: BrazilWelo Ethiopian hydrophane opal mineral specimen with an amazing play of color. Not only that, but this piece is very fine cutting material that will have a great yield. We recommend that this opal material NOT be submerged in water (unless it is being cut, water will keep it cool), and it should never have any oils applied to it. Also, due to the hydrophane nature of this opal, the weight can vary slightly with humidity. We consider this to be a