dark opal
€261.00
Dark opal with very evident acid green reflections, which in one position give way to the blue
D020034
Data sheet
- Type
- Natural Opal Type 1
- Body Tone
- N6
- Variety
- Dark Opal
- Weight
- 1,34 ct
- Dimensions
- 6,3 • 8,4 • 2,7 mm
- Colors
- Green - Multicolor
- Shape
- Rectangle
The colors of the dark opals play inside on a dark or grey body and their arrangement is similar to black opals.
Lightning Ridge in New South Wales and Coober Pedy in South Australia are the main mining areas where this particular type of opal is mined.
In the official nomenclature and classification they are referred to as 'Natural Opal Type 1' and N5 and N6 for the body color.