- Weight: 2.56cts
- Cut: Step Shield
- Color: Light Green To Bright Green (daylight/UV)
- Size: 9.4mm wide x 10.6mm long x 7mm deep
- Clarity: SI1
- Origin: Zacatecas, Mexico
- Cut Grade: Very Good
- Cut By: Steve Moriarty
One 2.56 carats step shield hyalite opal from Zacatecas Mexico, light green color, SI1 clarity, cut grade very good, measuring 9.4 mm wide, 10.6 mm long, 7 mm deep; with excellent polish and excellent symmetry. The rarity of this gem is the characteristic of daylight fluorescence. The gem glows a bright green in daylight or under a U.V. lighting source. Cut by Steve Moriarty.