Very nice. Thanks!
16.50 Carats Australian Boulder Opal Cab
Item Information
| Dimensions (mm) | 25.58 x 13.77 x 5.38mm |
| Weight (carats) | 16.5 carats |
| Colors | |
| Treatment |
|
Description
Opal is a hydrated amorphous form of silica; its water content may range from 3 to 21% by weight, but is usually between 6 and 10%. Because of its amorphous character, it is classed as a mineraloid, unlike crystalline forms of silica, which are classed as minerals. WikipediaColor: Black, Pink, White, Blue, Green, Purple, Yellow, Red, Grey, Orange, Brown
Luster: Vitreous, Waxy, Pearly
Birthstone zodiac sign: Libra
Associated month: October
Crystal system: Amorphous solid
Chemical formula: SiO₂·nH₂O
Hardness (Mohs hardness scale): 5.5 – 6.5
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Audit Information
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Pricing & Details
| Bid Increment | $1 |
| Starting Bid | $1 |
| Auction ID | 1423463 |
| Watchers | 6 watching |
| Viewed | 900 times |
| Starts | 17th Mar 2023 7:11am PDT |
| Ends | 31st Mar 2023 7:11am PDT |
Shipping & Insurance
| Provider | Shipping | Transit |
|---|---|---|
| DHL | $28.00 | 12 days |
| Registered Shipping | $16.00 | 23 days |
| Standard Shipping - Tracked | $16.00 | 21 days |
| Shipping Insurance all providers $0.00 (optional) | ||
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