Only those born in October whose birthstone is an opal are safe to wear · Opals should never be given away or accepted...
Opal is found all over the world (Brazil, Mexico, Honduras and the western United States), however, Australia produces...
The market for Opals and other semi-precious stones is highly competitive, with companies competing for visibility and...
The world of online gambling has been rapidly evolving in recent years, with new technologies and regulations constantly...
Chemical composition Heat, humidity, sweat, and contact with water can cause the amount of water in opals to fluctuate....
As with all gemstones, larger opals are more valuable simply because there is literally more material to work with. This...
One of the best-known legends about opal is that it's bad luck to wear one, and even more so if it's not your birthstone. ...
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