What is Boulder Opal

Boulder Opal forms naturally within the host rock; often thin veins. It occurs in a wide area of Outback Queensland. It is mainly formed in the cracks and voids of ironstone Boulders

This amazing gemstone can be black or light (much depending on the thickness of the Opal and the colour of the stone that it was formed in - the popularity of this type of Opal has soared since the mid-1970s.

Interesting information:

Precious Opal is made up of miute spheres of silica (Dyhydrated Water) that are all the exact same size and arranged in a three dimensional grid. The space between the spheres contain silica in solution. In common Opal where there is no play of colour (fire) the spheres are of different sizes and not uniformly stacked.

Red Fire (play of colour) is the rarest of colours to see in the opal, the colours depends on the size of the spheres (silica) - red have large , green Medium, Blue is small Spheres.

The pictures below are of jewellery available at JGjewellers

For information about the Spiritual Properties of this stone Click Here

Here is some more links to information about Opal and Boulder Opal...

• blue opal jewelry
• gem opal stone
• birth opal stone

Where to find a quality seller?

If you are looking for Jewellery that is from a quality supplier then we recommend JG jewellers (if you would like to find out how to get an additional 10% discount from any JG Jewellers purchase then click here).

Mindat Information About Boulder Opal

Find Quality Boulder Opal Jewellery at JG Jewellers

why do you like this stone?

Do you like this stone? Have you worn it as jewellery, if so, what did you or your friends think? Do you like it as a large piece of small piece? What did you wear with it? Are there any pictures you would like upload? Share it!

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