Opal > Boulder Opal >
Boulder Opal   
Solid Boulder Opal
Boulder opal is found in the Queensland area of Australia. This type of opal is found in an ironstone host rock that is of a brownish color. The host rock is usually hard and makes a backing for the Solid Boulder Opal. Boulder opal is the second most valuable type of opal in the world. Seams of the amazing gemstone can have all the color of any other top opal gemstone…
Types Of Opal
There are many types of opal in the world and most of the best precious opal is found in Australia. There are many opal fields in almost every state of Australia. You can get boulder opal, black opal, crystal opal, grey opal, Matrix treated opal and black crystal opal. Most of these types can be found in Lightning Ridge but the most quantity of opal lightning Ridge is Black opal.
Queensland Boulder
Queensland has an expanse of land that is thousands of kilometers squared. Some people try to find the elusive Queensland Boulder Opal in this massive area. The boulder opal if found around the edges of the Ancient inland sea. This opal can produce some amazing color play and brightness when found in the darker ironstone. The opal can then be considered black opal…
Opal Matrix
Opal is one of earths most exquisite colored gems ever found from the ground. All the gems are natural and unaltered from the time they come out of the ground except one type. Opal Matrix. This type of opal is a treated opal and is much more inexpensive type of opal. This is because of the treatment like other gemstones including Sapphires, Rubies and Emeralds etc…
Opal Cutter
Australia has many types of opal and with that comes the amazing Opal Cutter. With so many types of opal to cut and polish, the boulder opal is the most messy to cut because of it’s brown host rock. The ironstone once in water and being ground on a wheel the ironstone sprays every where making your cutting shed a mess…
|
