Opal Specifications
Opal:
Origin:
Variety:
Size:
Cut:
Weight:
Body Tone:
Clarity:
Brightness:
Colours:
Ratio/Play:
Patterns:
Treatments:
Inclusions:
Defects:
Boulder Opal Specimen
Queensland, AUS
Solid Boulder Specimen
43.2 W x 22.6 H x 14.2 D mm
Natural (uncut); Polished
21.6 g / 108 ct.
N 3 – Dark
Opaque
B 3 – Bright
Blue, Green
~ 30 % Coverage; Steady
Swirl ,
Nil
Sand spots;
Minor chips