Onyx natural oval 13x18 mm black flat cabochon
Code: OXO13X18BKCRelated products
Product detailed description
MINERAL - Natural Onyx ( Story of Onyx )
HARDNESS - 6.5-7 Mohs scale
DENSITY - 2.59–2.61 g/cm3
REFRACTIVE INDEX - 1.53
DIMENSIONS - (+/- 0.2) 13x18 mm - Definition of Dimensions
CUT - cabochon flat oval
COLOR - black
Additional parameters
| Category: | Onyx |
|---|---|
| type of mineral: | onyx |
| shape: | oval |
| grind: | cabochon |
| color: | black |
| ? dimension: | 13x18 |
