Green Opal Marquise Cabochon Pair, 1.25 ctw.

Pale bluish-green common opal (no play-of-color). Fine jewelry marquise cut cabochons with dome fully blended into the girdle. Flat, lightly polished back with a beveled edge. You will receive the exact gemstones shown in photos.

Weight: 1.25 carats total weight
9.30 x 4.89 x 2.86 mm
9.14 x 4.74 x 2.69 mm

Gem Species: Opal
—Variety: —
Phenomenon: (none)
Trade Name(s): Opal, Common Opal, Prase Opal, Prasopal, Opalite*, Merlinite
Origin: Republic of Kosovo
Enhancement(s): None; natural

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* Using the term "opalite" to describe natural non-phenomenal (no play-of-color) common opal is deceptive and a punishable crime under US Federal Trade Commission regulations.  Opalite is a man-made glass; it is neither synthetic opal, nor natural opal.
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American Gem Trade Association Gemstone Enhancement Codes

Enhancement: Any treatment process other than cutting and polishing that improves the appearance (color/clarity/phenomena), durability, or availability of a gemstone.

(N) Natural
No modification; natural stones which are not currently known to be enhanced (or currently has no known modification process).