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Opal Gemstones

Opals are a prestigious gemstone and alot of people have asked if opal is bad luck. The answer to that is that in the early days some diamond companies were worried that opal was going to be more popular than opal so they started to spread rumors about opal being bad luck. Of course this [...]

Natural Opal

Natural opal is the term used for opal that has naturally formed in the ground in areas where silica is in high concentration through the natural fissures and cavities that have been formed underground. These cavities are filled with silica beads carried by the water or rain seeping down slowly over thousands of years. Natural [...]

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Green Blue Opal

There are many categories of opal when it comes to grading them out. Opals of all different colors are and have different values depending on the color it displays. You can categorize opals by using the color that is more dominant in the opal as the first name of the opal for example. (Green blue [...]

Common Opal

All the continents on earth produce common opal. Only very few countries produce opal of gem quality. Common opal is referred to as opal with no color play. Most common opal ca be grey, white to even black opal. Black opal is only valuable when it has colors of the spectrum. Silica spheres are a [...]

Rare Opal

Rare opal is the term for opal that is less common than most types of opal. Rare opal can also mean a type of opal pattern that does not display very often.  Opal patterns are rare when you have patterns like harlequin pattern or checkerboard pattern. Most common opals have flag or pinfire pattern. When [...]

Blue Green Opal

The term blue green opal is used for many types of opal. Blue green opal can be black opal or crystal or even white opal. The blue green in opal is the color that shows up in the stone. When you move it around in the light and is considered gem quality opal. Blue green [...]