Opal natural round 4.2 mm cabochon black
Code: OPR4.2BKCProduct detailed description
MINERAL - Natural Opal
( Story of Opal )
HARDNESS - 5.5-6.5 Mohs scale
DENSITY - 1.9–2.2 g/cm3
ORIGIN - Ethiopia
DIMENSIONS - 4.2 mm - Definition of Dimensions
CUT - cabochon
COLOR - black
CUT - round
WEIGHT - 0.2 ct
Additional parameters
| Category: | Opal |
|---|---|
| type of mineral: | opal |
| shape: | round |
| grind: | cabochon |
| color: | black, irization |
| ? dimension: | 4 |