Green Matrix Opal, 3.72ct from Andamooka, AUS

Estimated Value $100-$135

  • 3.72ct, 17.6x8.2xx4.0mm from Andamooka, Australia;
  • Brightness: 3 of 5.
  • Body tone: N4 - darkened with sugar and acid treatment.

This is treated matrix opal from Andamooka, Australia. The precious opal flakes are suspended in limestone and when it is mined, it has a creamy body tone. To bright out the opal sparkle and color, Andamooka matrix opal is treated to color the limestone dark. It is a great budget friendly opal.

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