Cut unset Australian opals (loose opals) opals - Page 4-
for sale direct from the mines:

     

Unset cut (loose) solid boulder opal from Australia
20.5 mm x 12 mm x 5 mm thick
Weight: 9 carats
Blue opal
Origin: Winton, Queensland, Australia

Product Code: CM56

$450.00 USD

     

Unset cut (loose) solid boulder matrix opal from Australia
Origin: Opalton, Queensland, Australia
24.5 mm x 12.5 mm x 7 mm thick
Weight: 14.47 carats
Bright electric blue/green colours

     

Unset cut (loose) solid boulder opal from Australia
13.3 x 10 x 3.9 mm thick
Weight: 4 carats
Bright red colours with some green
Origin: Winton, Queensland, Australia

     

Unset cut (loose) solid boulder opal from Australia
11 x 8 x 3.5 mm thick
Weight: 3.4 carats
Boulder opal full of red colours
Origin: Winton, Queensland, Australia

   

Unset cut (loose) solid boulder matrix opal from Australia
Origin: Opalton, Queensland, Australia
30 mm x 12 mm x 6 mm thick
Weight: 17.20 carats
Full of various bright colours

       

Unset cut (loose) solid boulder opal from Australia
10.8 x 7.8 x 3.3 mm thick
Weight: 2.4 carats
Various colours with bright gold/ orange
Origin: Winton, Queensland, Australia

     

Unset cut (loose) solid crystal opal from Australia
17.3 x 9 x 3 mm thick
Weight: 3 carats
Play of various bright colours
Origin: Winton, Queensland, Australia

     

Unset cut (loose) solid boulder opal from Australia
27 x 10 x 5 mm thick
Weight: 8.8 carats
Various bright colours with bright red
Origin: Winton, Queensland, Australia

       

Large Unset cut (loose) solid opal from Australia
28 x 19.9 x 4 mm thick
Weight: 17 carats
Play of various colours with rolling red/orange
Origin: Winton, Queensland, Australia

       

Unset cut (loose) solid crystal opal from Australia
27 x 11 x 5.3 mm thick
Weight: 11.5 carats
Sparkles of bright green colours
Origin: Winton, Queensland, Australia
The face of this opal is slightly wavy

     

Big unset cut (loose) solid black opal from Australia
34.6 x 18.4 x 6 mm thick
Weight: 27 carats
Blue and green colours
Origin: Lightning Ridge, N.S.W., Australia

     

Unset cut (loose) solid crystal boulder opal from Australia
33 mm x 19.4 mm x 8.3 mm thick
Weight: 47.6 carats
Blue crystal opal
Origin: Winton, Queensland, Australia

     

Unset cut (loose) solid bright boulder opal from Australia
15.4 x 13 x 3.9 mm thick
Weight: 7.7 carats
Various bright colours
Origin: Winton, Queensland, Australia

     

Unset cut (loose) solid opal from Australia
15.7 x 10.4 x 3 mm thick
Weight: 3 carats
Play of bright various colours with green and red
Origin: Lightning Ridge, N.S.W., Australia

     

Australian RARE Cut (loose) treated black solid Andamooka matrix opal
34 mm x 20 mm and 12 mm wide x 6 mm thick
Weight: 28.5 carats
Black matrix opal with bright various colours with red
Origin: Andamook, South Australia,

     

Unset cut (loose) solid crystal opal from Australia
38 x 13.7 x 5.6 mm thick
Weight: 15.5 carats
Bright light green colours
Origin: Winton, Queensland, Australia

       

Unset cut (loose) solid crystal opal from Australia
High free form cabochon
23 x 12.4 x 6.2 mm thick
Weight: 10 carats
Play of bright varied colours
Appears mostly bright green or bright pinkish red depending of the light source
Origin: Winton, Queensland, Australia

         

Unset cut (loose) solid crystal opal from Australia
High free form cabochon
16.2 x 12.6 x 6.3 mm thick
Weight: 8.3 carats
Bright green colours with some pink colours
Origin: Winton, Queensland, Australia

           

Unset cut (loose) solid opal from Australia
17.2 x 8.4 x 5.6 mm thick
Weight: 5.4 carats
Full of various bright colours on both sides
(Reversible stone)
Origin: Lightning Ridge, N.S.W., Australia

       

Natural loose cut Australian Andamooka matrix opal highly polished all around
from Andamooka, South Australia.
71.6 mm x 25 mm x 11 mm of maximum thickness
Weight: 12.2 grams (61 carats)
Bright various colours with red

This type of matrix is usually treated to bring out the colours.
This one being so good and bright is natural, not treated (very rare for this quality)
Could be made into a reversible opal pendant

       

Unset cut (loose) solid opal from Australia
Free form cabochon
23.4 x 13.7 x 5.9 mm thick
Weight: 10.7 carats
Play of bright varied colours with red
Origin: Winton, Queensland, Australia

       

Unset cut (loose) black solid crystal opal from Australia
14.6 x 11.7 x 3.6 mm thick
Weight: 3.8 carats
Strong bright colours with rolling bright green and golden orange colours
Origin: Lightning Ridge, N.S.W., Australia

     

Unset cut (loose) solid boulder opal from Australia
15.3 x 10.3 x 4.4 mm thick
Weight: 5.9 carats
Bright colours with bright red orange
Origin: Winton, Queensland, Australia
The face of this opal is wavy

           

Unset cut (loose) solid black opal from Australia
13.8 x 12 mm
Weight: 4.6 carats
Full of bright electric colours
Origin: Lightning Ridge, N.S.W., Australia

         

Bright unset cut (loose) solid crystal opal from Australia
15.8 x 10 x 4.6 mm thick
Weight: 5.75 carats
Very bright colours with red
Origin: Winton, Queensland, Australia

     

Unset cut (loose) solid boulder opal from Australia
19.4 x 11.2 x 4.2 mm thick
Weight: 11.6 carats
Origin: Winton, Queensland, Australia
Bright green opal