|Dimensions (mm)||not provided|
|Weight (carats)||not provided|
This is a natural rough specimen piece of matrix from the Opalton opal field in Queensland.The precious opal is embedded in the boulder rock.This will cut colourful stones or kept as a specimen.
Weight 695 cts app
size 74 x 38 x 36mm app
We have taken a picture of the rough wet.
Matrix opal is where the opal occurs as a network of veins or infilling of voids or between grains of the host rock .Matrix comprises precious opaline silica as an infilling of pore spaces in silty claystone or ironstone. It generally shows fine pinfire colour in the natural state.
|Starts||21st Feb 2017 6:03pm PST|
|Ends||24th Feb 2017 6:00pm PST|
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