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Product Code: RB496

$28.00 USD

1 rough boulder opal

1 Preformed boulder opal   1 Preformed boulder opal   1 Preformed boulder opal   1 Preformed boulder opal

Preformed natural Australian boulder opal
with a ⌀ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
39 x 23 mm x 7 mm thick
Weight: 64.5 carats (12.9 grams)
Blue green opal
Most of the work has been done to make a man's opal pendant

rough boulder opal #RB496 sold

Product Code: RB501

$28.00 USD

1 rough boulder opal

1 Preformed boulder opal   1 Preformed boulder opal   1 Preformed boulder opal

Roughly preformed natural Australian boulder opal
with a ⌀ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
36 x 18 mm x 7 mm thick
Weight: 42.7 carats (8.5 grams)
Light blue green opal

rough boulder opal #RB501 sold

Product Code: RB500

$32.00 USD

1 rough boulder opal
1 Preformed boulder opal   1 Preformed boulder opal   1 Preformed boulder opal

Roughly preformed natural Australian boulder opal
with a ⌀ 2 mm drilled hole to make an opal pendant with a bail
from Winton,Queensland
33 x 22 mm x 7 mm thick
Weight: 43 carats (8.6 grams)
Light blue opal
Most of the boulder on top of the opal can be removed with a Dremel type of tool.
Most of the work has been done to make a man's opal pendant

rough boulder opal #RB500 sold

Product Code: RB482

$36.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Rough natural Australian boulder opal
from Winton,Queensland
55 x 46 mm x 19 mm of max. thickness
Weight: 386.5 carats (77.3 grams)
1 opal vein with various colours
running all through the stone,
partly opened, and to be completely opened
A Dremel type of tool is needed to cut this stone
The opal colours will show more brilliantly when dipped in water or when polished

rough boulder opal #RB482 sold

Product Code: RB498

$36.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Roughly preformed natural Australian boulder opal
with a ⌀ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
59.4 x 29 mm x 3 to 6 mm thick
Weight: 92.7 carats (18.5 grams)
Mostly green opal in the centre of the stone
Most of the work has been done to make a man's opal pendant

Product Code: RB502

$36.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Roughly preformed natural Australian boulder opal
with a ⌀ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
38 x 23.5 mm x 7.7 mm thick
Weight: 79.4 carats (15.8 grams)
Blue opal
Most of the work has been done to make a man's opal pendant

Product Code: RB493

$36.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Preformed natural Australian boulder opal
with a ∅ 2 mm drilled hole
to make a reversible opal pendant
with a bail
from Winton,Queensland
54 x from 23.5 to 31.5mm x 6.7 mm thick
Weight: 111.6 carats (22.3 grams)
Multi colored veins of opal on both sides

Product Code: RB490

$48.00 USD

1 rough boulder opal

1 rough boulder opal  

1 rough natural Australian boulder opal
from Winton,Queensland
74 x 25 mm x 10 mm of max. thickness
Weight: 141 carats (28,2 grams)
Blue/green opal
The mother rock on top of the opal in the centre can be removed with a Dremel type of tool to reveal the opal underneath
The opal colours will show more brilliantly when dipped in water or when polished

Product Code: RB497

$48.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Preformed natural Australian boulder opal
with a ∅ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
34.7 x 33 mm x 8 mm thick
Weight: 81.4 carats (16.28 grams)
Blue and green opal
Most of the boulder on top of the opal could be removed with a Dremel type of tool.
Most of the work has been done to make a man's opal pendant

Product Code: RB492

$48.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal   1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Preformed natural Australian boulder opal
with a ∅ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
42.7 x 37.6 mm x 8.5 thick
Weight: 127.68 carats (25.53 grams)
Blue opal with blue vein of opal running inside the stone
Most of the work has been done to make a man's opal pendant

Product Code: RB504

$52.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Preformed natural Australian boulder opal
with a ∅ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
31 x 19 mm x 6 mm thick
Weight: 36 carats (7.2 grams)
Blue, green and bright red opal
The remnant of boulder on top of the opal could be removed with a Dremel type of tool Most of the work has been done to make a man's opal pendant

Product Code: RB503

$52.00 USD

1 rough boulder opal

1 rough boulder opal   1 rough boulder opal   1 rough boulder opal

Preformed natural Australian boulder opal
with a ∅ 2 mm drilled hole to make an opal pendant
with a bail
from Winton,Queensland
48.6 x 24 mm x 10 mm thick
Weight: 76.8 carats (15.3 grams)
Blue and red veins of opal
Most of the work has been done to make a man's opal pendant

rough boulder opal #RB503 sold
Product Code: RB506
$60.00 USD
1 rough boulder opal #RB506

1 rough boulder opal #RB506   1 rough boulder opal #RB506   1 rough boulder opal #RB506

1 Preformed and sanded natural Australian boulder opal
from Winton, Queensland
39 x 19 mm x 6 mm thick
Weight: 31.6 carats (6.3 grams)
Varied colours with red

rough boulder opal #RB506 sold
Product Code: RB437
$60.00 USD
2 rough boulder opals #RB437

2 Australian rough boulder opals video   2 rough boulder opals #RB437   2 rough boulder opals #RB437   2 rough boulder opals #RB437

2 rough natural Australian boulder opal slices
from Winton, Queensland
1/ 88 x 28 mm x 7 mm of max. thickness
2/ 85 x 29 mm x 7 mm of max. thickness
Total weight: 369.5 carats (73.8 grams)
Blue and green veins of opal
Could be used to make an opal pendant for her and for him

rough boulder opal #RB437 sold

Product Code: RB488

$64.00 USD

1 rough boulder opal #RB488

1 rough boulder opal #RB488   1 rough boulder opal #RB488

1 rough natural Australian boulder opal sawn on 3 sides
from Winton, Queensland
81 mm x 37 mm x 30 mm of max. thickness
Weight: 1038 carats (207 grams)
Thick crystal opal on 3 sides
Smoky colour with some blue flashes

Product Code: RB487

$64.00 USD

1 rough boulder opal #RB487

1 rough boulder opal #RB487   1 rough boulder opal #RB487   1 rough boulder opal #RB487

1 rough Australian natural boulder opal
from Winton, Queensland
87 mm x 41 mm x 24 mm thick
Weight: 533 carats (106.6 grams)
Green opal on 3 sides
The opal colours will show more brilliantly when dipped in water or when polished

rough boulder opal #RB487 sold
Product Code: RB216
$72.00 USD
rough boulder opal #RB216

Australian rough boulder opal video   rough boulder opal #RB216

Slice of rough natural Australian boulder opal
from Winton, Queensland
80 x 47 mm x 9 mm of max. thickness
Weight: 353 carats (70.6 grams)
Green veins of opal

rough boulder opal #RB216 sold
Product Code: RB507
$72.00 USD
1 rough boulder opal #RB507

1 rough boulder opal #RB507   1 rough boulder opal #RB507   1 rough boulder opal #RB507

1 Preformed and sanded natural Australian boulder opal
from Winton, Queensland
35 x 24 mm x 3 mm thick
Weight: 22,98 carats (4,59 grams)
Blue opal
Most of the boulder still on the opal could be removed

rough boulder opal #RB507 sold
Product Code: RB422
$72.00 USD
1 rough boulder opal #RB422

Australian rough boulder opal video   1 rough boulder opal #RB422   1 rough boulder opal #RB422   1 rough boulder opal #RB422

1 rough natural Australian boulder opal, rubbed and sanded
from Winton, Queensland
58 x 40 mm x 15 mm of max. thickness
Weight: 363.5 carats (72.7 grams)
Wavy stone with blue and green colours
A Dremel kind of tool is needed to finish this stone.

Product Code: RB486

$88.00 USD

1 rough boulder opal #RB486

1 rough boulder opal #RB486   1 rough boulder opal #RB486

1 rough natural Australian boulder opal
from Winton, Queensland
126 mm x 41 mm x from 10 mm to 24 mm thickness
Weight: 785 carats (157 grams)
Bright dark blue opal
The opal colours will show more brilliantly when dipped in water or when polished

Product Code: RB419
$200.00 USD
1 rough boulder opal #RB419

Australian rough boulder opal video   1 rough boulder opal #RB419   1 rough boulder opal #RB419   1 rough boulder opal #RB419

1 rough natural Australian boulder opal, rubbed and sanded
from Winton, Queensland
48 x 39 mm x 15 mm of max. thickness
Weight: 257.5 carats (51.5 grams)
Blue and bright green colours
A Dremel kind of tool is needed to finish this stone.

Rough boulder opal #RB419 sold