Australian loose precious boulder matrix opal for sale
(Cut unset matrix opals)

   

Round natural Australian boulder matrix opal bead, unset
from Opalton, Queensland
14 mm in diametre
with a blind hole 1.4 mm in diametre and 12 mm deep
Weight: 18.96 carats
Some blue, green and red colours
Could make a peg and cup opal ring or peg and cup opal pendant

 

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
16.5 x 9 mm x 5 mm thick
Weight: 7.5 carats
Matrix opal with bright blue and green colours to set in a ring or pendant

   

Round natural Australian boulder matrix opal bead, unset
from Opalton, Queensland
14 mm in diametre
with a blind hole 1.4 mm in diametre and 10 mm deep
Weight: 20.66 carats
Some blue and green colours
Could make a peg and cup opal ring or peg and cup opal pendant

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
22 x 17 mm x 7 mm of max. thickness
Weight: 18.5 carats
Matrix opal with flashes of bright blue and green colours to set in a ring or pendant

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
14 x 14 mm x 7 mm thick
Weight: 10.4 carats
Ring stone with bright various colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
30 mm x 20 mm x 6.8 mm thick
Weight: 38.78 carats
Various colours with red

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
31 mm x 19 mm x 6 mm thick
Weight: 35 carats
Bright green colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
27.7 mm x 11.3 mm x 10 mm thick
Weight: 32.20 carats
Green sparkles of colours

     

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
39.7 x 23.5 mm x from 2 to 7.5 mm thick
Weight: 45.55 carats
Various bright colours with red

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
21 mm x 14 mm x 5.5 mm thick
Weight: 15.52 carats
Green colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
27.7 x 15 mm x 7 mm thick
Weight: 26 carats
Various bright colours with red

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
37 x 15 x 8 mm thick
Weight: 41.50 carats
Sparkles of bright green and red colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
30.5 x 17 mm x 6 mm thick
Weight: 28.5 carats
Opal matrix with various bright colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
20 x 18 mm x 4 mm thick
Weight: 11.9 carats
Opal matrix full of blue colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
41 x 29 x 8 mm thick
Weight: 77 carats
Red sparkles on both sides
( Looks like a worm hole in the center of a galaxy ?)

   

Unset cut and polished Australian natural boulder matrix opal cabochon
from Opalton, Queensland
22 x 15 mm x 7.6 mm thick
Weight: 24.8 carats
Bright blue and green colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
26 x 16 mm x 5 mm thick
Weight: 22 carats
Opal matrix with bright golden/green colours

   

Big Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
40 mm x 26 mm x 10 mm thick
Weight: 85.16 carats
Bright blue and green colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
24.5 x 27 mm x 6 mm thick
Weight: 33 carats
Opal matrix with various bright colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
44 x 22.7 mm x 9.5 mm thick
Weight: 78 carats
Opal matrix with veins of various bright colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
27.6 mm x 18 mm x 7.3 mm thick
Weight: 36.10 carats
Various colours with red

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
28.8 mm x 23 mm x 8 mm thick
Weight: 36.22 carats
Blue and green sparkles of colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
28 mm x 19.6 mm x 6.4 mm thick
Weight: 29.67 carats
Full of green sparkles of colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
31 mm x 16 mm of max. width x 6 mm thick
Weight: 28.67 carats
Bright green colours with red

 

Big Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
44 x 33 x 8 mm thick
Weight: 132 carats
Bright green colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
30 mm wide x 22 mm high x 5.6 mm thick
Weight: 25 carats
reversible opal matrix with various bright colours on both faces

   

Very big Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
57.2 x 36 x 6.3 mm thick
Weight: 147.8 carats
Big opal matrix with sparkles of bright green and red colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
31 x 30.5 mm x 6 mm thick
Weight: 69.5 carats
Opal matrix with veins of various bright colours

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland
23 mm x 11.5 mm x 5.5 mm thick
Weight: 10.95 carats
Bright blue and green colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
19.6 x 12.5 mm x 3.5 mm thick
Weight: 9.5 carats
Opal matrix with various bright colours

   

Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
36 x 24 mm x 5 mm thick
Weight: 35.5 carats
Opal matrix with various bright colours including red

   

Big Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
41 x 25 mm x 7.5 mm thick
Weight: 83 carats
Free form opal matrix with mostly bright green sparkles of colour

   

Unset cut and polished Australian natural boulder matrix opal
from Opalton, Queensland, Australia
30 mm x 12 mm x 6 mm thick
Weight: 17.20 carats
Full of various bright colours

   

Big Unset cut and polished Australian natural boulder matrix opal
from Winton, Queensland
37 x 28 mm high x 6.6 mm thick
Weight: 50.69 carats
Opal matrix with bright various colours with red