Rough opals from $12.00 USD to $1500.00 USD
The rough Boulder opals and pipe opal for sale on this page, are 2 varieties of opal, only found in Queensland. They are natural and solid.
Some are for the professional opal cutter; others for the amateur lapidary who wants to learn to cut opal without breaking the bank.
Some have been roughly preformed, others rough-hewed. Their face have been fully or partly opened.
To show the colour, they have been photographed in water.
You will need a "Dremel" or "Foredom" type of tool to finish some them.
Click on the "Add to Basket" or "Buy now" button, to buy securely online with your credit card, via the global online payment system of PayPal.
If you prefer to use a different method of payment, please let us know by submitting the order form.
Please note: > 24.4 millimetres (mm) equal 1 inch - 10 millimetres equal 0.39 inch.
> 1 ounce equals 28.34 grams - 100 grams equal 3.5 ounces.
The rough Boulder opals and pipe opal for sale on this page, are 2 varieties of opal, only found in Queensland. They are natural and solid.
Some are for the professional opal cutter; others for the amateur lapidary who wants to learn to cut opal without breaking the bank.
Some have been roughly preformed, others rough-hewed. Their face have been fully or partly opened.
To show the colour, they have been photographed in water.
You will need a "Dremel" or "Foredom" type of tool to finish some them.
Click on the "Add to Basket" or "Buy now" button, to buy securely online with your credit card, via the global online payment system of PayPal.
If you prefer to use a different method of payment, please let us know by submitting the order form.
Please note: > 24.4 millimetres (mm) equal 1 inch - 10 millimetres equal 0.39 inch.
> 1 ounce equals 28.34 grams - 100 grams equal 3.5 ounces.
| Back to top of page Copyright © 2004 - 2008 Delarue opals |
RBO105g - Was $100.00 USD Reduced to $50.00 USD
Rough boulder opal
Weight 105 grams - Dimensions: 80 mm x 68 mm
Maximum thickness: 18 mm - Partly uncovered opal.
The opal vein keeps on running right through underneath
the ironstone, to the right of the picture. Pale white opal
with red, pink and golden green color lines
Rough boulder opal
Weight 105 grams - Dimensions: 80 mm x 68 mm
Maximum thickness: 18 mm - Partly uncovered opal.
The opal vein keeps on running right through underneath
the ironstone, to the right of the picture. Pale white opal
with red, pink and golden green color lines
RB25 - $16.00 USD SOLD
Parcel of 4 rough-hewed boulder opals
Sizes: from 30 x 24 mm to 49 x 27 mm
Total weight: 43 grams
Mostly blue colours
Parcel of 4 rough-hewed boulder opals
Sizes: from 30 x 24 mm to 49 x 27 mm
Total weight: 43 grams
Mostly blue colours
RB40 - $12.00 USD SOLD
Parcel of 3 rough boulder opals
Sizes: from 22.59 x 20.19 mm to 38.36 x 24.35 mm
Total weight: 20 grams
Blue colours
Parcel of 3 rough boulder opals
Sizes: from 22.59 x 20.19 mm to 38.36 x 24.35 mm
Total weight: 20 grams
Blue colours
Split Pipe - $190.00 USD
Split opal pipe ( Tubular opal) in 2 pieces
Sizes: 1: 13 x 10 mm x 5.4 mm thick
2: 11.75 x 9 mm x 19 mm long - Total weight: 17.36 carats.
Mixed colours including red, no colour showing at the other
end of the longer piece - The 2 opal faces are half polished.
Collector's item rarely available on the Net ( could cut
at least a pair of earrings)
Split opal pipe ( Tubular opal) in 2 pieces
Sizes: 1: 13 x 10 mm x 5.4 mm thick
2: 11.75 x 9 mm x 19 mm long - Total weight: 17.36 carats.
Mixed colours including red, no colour showing at the other
end of the longer piece - The 2 opal faces are half polished.
Collector's item rarely available on the Net ( could cut
at least a pair of earrings)
3RB - $540.00 USD
Lot of 3 rough boulder opals
Sizes: 1: 38 x 23 mm x 15.20 mm thick
2: Triangle 39.80 x 31.70 mm x 10 mm thick
3: 38.50 x 34.60 mm x 20 mm thick
Total weight: 84 grams.
Lines of bright colours - Rough surface with some
cavities in the opal . Excellent for carving
something unique and original.
Lot of 3 rough boulder opals
Sizes: 1: 38 x 23 mm x 15.20 mm thick
2: Triangle 39.80 x 31.70 mm x 10 mm thick
3: 38.50 x 34.60 mm x 20 mm thick
Total weight: 84 grams.
Lines of bright colours - Rough surface with some
cavities in the opal . Excellent for carving
something unique and original.
RB41 - $20.00 USD
Parcel of 4 roughly sawed boulder opals
Sizes: from 48 x 23.50 mm to 43 x 36.20 mm
Total weight: 89 grams
Blue and green colours
Parcel of 4 roughly sawed boulder opals
Sizes: from 48 x 23.50 mm to 43 x 36.20 mm
Total weight: 89 grams
Blue and green colours
RB35 - $25.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 25.55 x 19.54 mm to 43.13 x 20.86
mm
Total weight: 50 grams.
A good variety of colours
Parcel of 5 rough boulder opals
Sizes: from 25.55 x 19.54 mm to 43.13 x 20.86
mm
Total weight: 50 grams.
A good variety of colours
PB41 - $95.00 USD
Parcel of 5 preformed boulder opals
Sizes: from 38 x 20 mm to 43 x 33 mm
Total weight: 69 grams ( 345 carats ).
Very big stones with light colours
Parcel of 5 preformed boulder opals
Sizes: from 38 x 20 mm to 43 x 33 mm
Total weight: 69 grams ( 345 carats ).
Very big stones with light colours
PB42 - $82.00 USD SOLD
Parcel of 6 very big preformed boulder opals
Sizes: from 32 x 20 mm to 56 x 32 mm
Total weight: 113 grams ( 565 carats ).
Mostly blue and green colours
Parcel of 6 very big preformed boulder opals
Sizes: from 32 x 20 mm to 56 x 32 mm
Total weight: 113 grams ( 565 carats ).
Mostly blue and green colours
RB30 - $50.00 USD
Parcel of 5 rough-hewed boulder opals
Sizes: from 28 x 25 mm to 56 x 35 mm
Total weight: 121 grams.
Mixed colours and some red in one piece
Parcel of 5 rough-hewed boulder opals
Sizes: from 28 x 25 mm to 56 x 35 mm
Total weight: 121 grams.
Mixed colours and some red in one piece
PB50 - $110.00 USD
Parcel of 6 very big rough boulder opals
Sizes: from 35 x 29 mm to 81 x 59 mm
Total weight: 388 grams
Mixed colours - some opal veins have not been opened
Parcel of 6 very big rough boulder opals
Sizes: from 35 x 29 mm to 81 x 59 mm
Total weight: 388 grams
Mixed colours - some opal veins have not been opened
PB51 - $120.00 USD
Parcel of 5 very big rough boulder opals
Sizes: from 61 x 44 mm to 69 x 47 mm
Total weight: 517 grams
Mixed colours - some opal veins have not been opened
Parcel of 5 very big rough boulder opals
Sizes: from 61 x 44 mm to 69 x 47 mm
Total weight: 517 grams
Mixed colours - some opal veins have not been opened
Click on each picture to make it bigger, the opal colours will be more visible
RB39 - $28.00 USD SOLD
Parcel of 4 preformed boulder opals
Sizes: from 22.22 x 12.82 mm to 43.87 x 14.77 mm
Total weight: 19 grams.
Blue and green colours
Parcel of 4 preformed boulder opals
Sizes: from 22.22 x 12.82 mm to 43.87 x 14.77 mm
Total weight: 19 grams.
Blue and green colours
RB38 - $30.00 USD SOLD
Parcel of 3 preformed boulder opals
Sizes: from 26.45 x 15.70 mm to 42.24 x 33.95 mm
Total weight: 34 grams.
Unusual light colours with some golden green and some pink
Parcel of 3 preformed boulder opals
Sizes: from 26.45 x 15.70 mm to 42.24 x 33.95 mm
Total weight: 34 grams.
Unusual light colours with some golden green and some pink
RB37 - $35.00 USD
Parcel of 5 rough boulder opals
Sizes: from 23.12 x 16 mm to 32.15 x 19.70 mm
Total weight: 29 grams.
Good mixture of colours including red in one stone
Parcel of 5 rough boulder opals
Sizes: from 23.12 x 16 mm to 32.15 x 19.70 mm
Total weight: 29 grams.
Good mixture of colours including red in one stone
RB33 - $55.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 27.72 x 17 mm to 46.95 x 25.95 mm
Total weight: 50 grams.
Some very good blue and green colours;some opal
seams have not been fully opened yet
Parcel of 5 rough boulder opals
Sizes: from 27.72 x 17 mm to 46.95 x 25.95 mm
Total weight: 50 grams.
Some very good blue and green colours;some opal
seams have not been fully opened yet
RB36 - $90.00 USD SOLD
Parcel of 6 rough boulder opals
Sizes: from 27 x 18.11 mm to 34.20 x 19.55 mm
Total weight: 51 grams.
Good mixture of light and dark colours, including red
Parcel of 6 rough boulder opals
Sizes: from 27 x 18.11 mm to 34.20 x 19.55 mm
Total weight: 51 grams.
Good mixture of light and dark colours, including red
RB45 - $200.00 USD
Rough boulder opal with some crystal opal and darker opal
Size: 76.35 x 57 mm and 61.70 mm high
Weight: 293 grams.
A good mix of colours including red; 3 opal seams have not been opened
Rough boulder opal with some crystal opal and darker opal
Size: 76.35 x 57 mm and 61.70 mm high
Weight: 293 grams.
A good mix of colours including red; 3 opal seams have not been opened
RB44 - $400.00 USD
Rough boulder opal with some crystal opal and darker opal
Size: 126 x 125.60 mm and 48.28 mm high
Weight: 594 grams.
Very good colours; 1 opal seam going right around has not been opened
Rough boulder opal with some crystal opal and darker opal
Size: 126 x 125.60 mm and 48.28 mm high
Weight: 594 grams.
Very good colours; 1 opal seam going right around has not been opened
RB46 - $800.00 USD
Rough boulder opal with some crystal opal and darker opal
Size: 92 x 62 mm and 57.39 mm high
Weight: 482 grams.
These photos show the 3 partly opened sides, the top and bottom
Very good colours with some red;1 opal seam has not been opened
Rough boulder opal with some crystal opal and darker opal
Size: 92 x 62 mm and 57.39 mm high
Weight: 482 grams.
These photos show the 3 partly opened sides, the top and bottom
Very good colours with some red;1 opal seam has not been opened
RB42 - $1200.00 USD
Rough boulder opal ( has been preformed but not polished)
Size: 77.42 x 52.32 mm and 16.70 mm thick
Weight: 106 grams.
Crystal opal with some sparkling colours
Rough boulder opal ( has been preformed but not polished)
Size: 77.42 x 52.32 mm and 16.70 mm thick
Weight: 106 grams.
Crystal opal with some sparkling colours
RB43 - $1500.00 USD
Rough boulder opal with some crystal opal and darker opal
Size: 125.86 x 75 mm and 58 mm high
Weight: 634 grams.
These photos show the 3 partly opened sides and the bottom
Very good colours with some red; the patch of ironstone visible on photos
2 and 3, has the seam of opal running underneath and another opal seam
has not been opened
Rough boulder opal with some crystal opal and darker opal
Size: 125.86 x 75 mm and 58 mm high
Weight: 634 grams.
These photos show the 3 partly opened sides and the bottom
Very good colours with some red; the patch of ironstone visible on photos
2 and 3, has the seam of opal running underneath and another opal seam
has not been opened
| The 5 rough opals below are part of the same boulder opal which has been split open: stones could be cut out of them, or each piece could be cleaned and then, be fully polished to make a spectacular opal specimen |
RB47 - $35.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 16.35 x 17.20 mm to 16.90 x 27.16 mm
Total weight: 20 grams.
Blue and green colours
Parcel of 5 rough boulder opals
Sizes: from 16.35 x 17.20 mm to 16.90 x 27.16 mm
Total weight: 20 grams.
Blue and green colours
RB50 - $40.00 USD SOLD
Parcel of 4 rough boulder opals
Sizes: from 12.85 x 20.87 mm to 28.80 x 24.36 mm
Total weight: 21 grams.
Bright blue and green colours
Parcel of 4 rough boulder opals
Sizes: from 12.85 x 20.87 mm to 28.80 x 24.36 mm
Total weight: 21 grams.
Bright blue and green colours
RB48 - $35.00 USD
Parcel of 5 rough boulder opals
Sizes: from 22.70 x 26.27 mm to 23 x 37.78 mm
Total weight: 43 grams.
Mixture of colours including red in one stone
Parcel of 5 rough boulder opals
Sizes: from 22.70 x 26.27 mm to 23 x 37.78 mm
Total weight: 43 grams.
Mixture of colours including red in one stone
RB49 - $40.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 21.30 x 26.20 mm to 24.30 x 39.70 mm
Total weight: 42 grams.
Blue and green colours
Parcel of 5 rough boulder opals
Sizes: from 21.30 x 26.20 mm to 24.30 x 39.70 mm
Total weight: 42 grams.
Blue and green colours
RB52 - $50.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 17.40 x 23.46 mm to 20.25 x 39.75 mm
Total weight: 34 grams.
Blue and green colours
Parcel of 5 rough boulder opals
Sizes: from 17.40 x 23.46 mm to 20.25 x 39.75 mm
Total weight: 34 grams.
Blue and green colours
RB51 - $50.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 16.20 x 30.80 mm to 24.20 x 31.30 mm
Total weight: 36 grams.
Blue and green colours
Parcel of 5 rough boulder opals
Sizes: from 16.20 x 30.80 mm to 24.20 x 31.30 mm
Total weight: 36 grams.
Blue and green colours
RB53 - $80.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 15.40 x 25.65 mm to 22.40 x 33.30 mm
Total weight: 23 grams.
Beautiful green colours
Parcel of 5 rough boulder opals
Sizes: from 15.40 x 25.65 mm to 22.40 x 33.30 mm
Total weight: 23 grams.
Beautiful green colours
RB54 - $90.00 USD SOLD
Parcel of 5 rough boulder opals
Sizes: from 13.80 x 23.30 mm to 20 x 53.80 mm
Total weight: 32 grams.
Mixed colours including red
Parcel of 5 rough boulder opals
Sizes: from 13.80 x 23.30 mm to 20 x 53.80 mm
Total weight: 32 grams.
Mixed colours including red
RB55 - $110.00 USD SOLD
Parcel of 5 preformed boulder opals
Sizes: from 13 x 21.30 mm to 24 x 32.90 mm
Total weight: 32 grams
Mixed colours with red
Parcel of 5 preformed boulder opals
Sizes: from 13 x 21.30 mm to 24 x 32.90 mm
Total weight: 32 grams
Mixed colours with red
RB64 - $180.00 USD
Parcel of 5 preformed boulder opals
Sizes: from 26.12 x 25.75 mm to 38 x 26.20 mm
Total weight: 54 grams ( 270 carats)
various colours with a little bit of red in 2 stones
Parcel of 5 preformed boulder opals
Sizes: from 26.12 x 25.75 mm to 38 x 26.20 mm
Total weight: 54 grams ( 270 carats)
various colours with a little bit of red in 2 stones
RB65 - $240.00 USD SOLD
Parcel of 4 preformed boulder opals
Sizes: from 17.10 x 15 mm to 17.66 x 14.88 mm
Total weight: 12 grams ( 60 carats)
2 stones with dark blue/green; 2 stones with red
Brilliant colours
Parcel of 4 preformed boulder opals
Sizes: from 17.10 x 15 mm to 17.66 x 14.88 mm
Total weight: 12 grams ( 60 carats)
2 stones with dark blue/green; 2 stones with red
Brilliant colours
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