19.33ct Raw Ethiopian Opal malachite Measurement: 88mm x 69mm x

Measurement: 88mm x 69mm x 48mm

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

but this piece is very fine cutting/carving material that should have a good yield

Measurement: 28mm x 5mm x 4mm

Most of the photos taken were close to a bright light source and did illuminate these crystals and the camera shows these slightly brighter than it is in normal lighting

19.33ct Raw Ethiopian Opal malachite Measurement: 88mm x 69mm xWelo 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