One .80 carat angular pear shape Hyalite Opal from Zacatecas Mexico, very light green changing to fluorescent green color in daylight, I1 clarity, cut grade very good, measuring 6.3 mm wide, 9 mm long, 4 mm deep; with very good polish and very good symmetry. The proportions of the Hyalite Opal are as follows: total depth 63.5%, table width 66%. Cut by Steve Moriarty.