|
| Name | OPAL | | Variety | OPAL (BLACK) | | Origin | Lightning Ridge
Australia | | Hardness | 6,5 | | Composition | SiO2 | | Crystaline sys. | NO
| | Size | 18 x 16 x 10 cm | | Weight | 1.900 g |
|
Description:
Another magnificent specimen of black opal from Australia. Unlike the previous one, this one is a nodule surrounded by matrix. |
|
OPAL
VARIETY OPAL (BLACK)
|