3 Natural Australian Gypsum crystal specimens
from our opal mine in Opalton, Queensland
From 27.3 x 24.5 mm x 9 mm of max. thickness
to 37.6 x 28 mm x 8 mm of max. thickness
Total weight: 34.2 grams
Unusual crystal formation as it has crystals on both sides of a flat crystal
These crystals are rare as they are never picked up by opal miners.
13 natural Australian facet grade rough topaz
from Mt Surprise, Queensland
from 3.8 to 7.3 carats
from 9 x 7 x 6 mm of max. thickness
to 14 x 9 x 9 mm of max. thickness
Total weight: 95.26 carats
Those topaz are natural and untreated
No inclusions; mineral stains only on the outside
Bigger and better stones are available
2 Natural Australian selenite gypsum crystal
from our opal mine in Opalton, Queensland
1/ 97 x 52 mm x 12 mm thick
1/ 54 x 37 mm x 9 mm thick
Total weight: 80 grams
This crystal is rare as it is never picked up by opal miners.
(Quantity available)
12 natural Australian facet grade rough white topaz
from Mt Surprise, Queensland
from 6.9 to 9.45 carats
from 10 x 8 mm x 8 mm of max. thickness
to 13 x 11 mm x 8 mm of max. thickness
Total weight: 93.38 carats
Those topaz are natural and untreated
No inclusions; mineral stains only on the outside
Bigger stones are available on demand
11 natural Australian facet grade rough white topaz
from Mt Surprise, Queensland
from 7.8 to 13.4 carats
from 12 x 10 mm x 9 mm of max. thickness
to 16 x 10 mm x 8 mm of max. thickness
Total weight: 102 carats
Those topaz are natural and untreated
No inclusions; mineral stains only on the outside
Bigger stones are also available on demand
11 natural Australian facet grade rough white topaz
from Mt Surprise, Queensland
from 7.9 to 12.6 carats
from 11 x 11 mm x 9 mm of max. thickness
to 16 x 9 mm x 8 mm of max. thickness
Total weight: 106 carats
Those topaz are natural and untreated
No inclusions; mineral stains only on the outside
Bigger stones are also available on demand
Natural Australian satin spar gypsum crystal
(fibrous needle like gypssum crystal)
from our opal mine in Opalton, Queensland
56 x 49 mm x 29 mm thick
Weight: 138.5 grams
Needle type of crystal
This crystal is rare as it is never picked up by opal miners.
(Quantity available)
Partial leaf fossil impression on ironstone
(has not been shown to a paleontologist for identification)
from our opal mine in Opalton, Queensland
115 x 82 mm x 42 mm of max. thickness
Several faint partial prints on the back of the rock
Weight: 703.9 grams
Rare: Leaf fossil prints are rarely found in Queensland opal mines
and never collected by opal miners
Fern fossil impression on petrified clay
(has not been shown to a paleontologist for identification)
from our opal mine in Opalton, Queensland
55 x 40 mm x 28 mm of max. thickness
Weight: 58.30 grams
Very rare: Fern fossil impressions are very rarely found in Queensland opal mines
and never collected by opal miners
Branch mould fossil in ironstone
(same type of fossil as CPF2)
with round hollow cast continuing inside the rock
from our opal mine in Opalton, Queensland
According to the Queensland museum paleobotanist, after seeing the pictures, it is probably from a cylindrical conifer branch related to the hoop or bunya pine, most likely from the Winton Formation (roughly 95 million years old, give or take a few million years)
102 x 52 mm x 51 mm of max. thickness
Weight: 298 grams
Very rare: Mould fossil in ironstone are very rarely found in Queensland opal mines
and never collected by opal miners
Branch mould fossil in ironstone
(has not been shown to a paleontologist for identification)
(same type of fossil as CPF1)
from our opal mine in Opalton, Queensland
According to the Queensland museum paleobotanist, after seeing the pictures, it is probably from a cylindrical conifer branch related to the hoop or bunya pine, most likely from the Winton Formation (roughly 95 million years old, give or take a few million years)
81 x 75 mm x 63 mm of max. thickness
Weight: 370 grams
Very rare: Mould fossil in ironstone are very rarely found in Queensland opal mines
and never collected by opal miners
Branch mould fossil in ironstone
from our opal mine in Opalton, Queensland
According to the Queensland museum paleobotanist, after seeing the pictures, it is probably from a cylindrical conifer branch related to the hoop or bunya pine, most likely from the Winton Formation (roughly 95 million years old, give or take a few million years)
85 x 88 mm x 53 mm of max. thickness
Weight: 309.5 grams
2 fossil impressions in the rock
Very rare: Mould fossil in ironstone are very rarely found in Queensland opal mines
and never collected by opal miners
Branch mould fossil in ironstone
from our opal mine in Opalton, Queensland
According to the Queensland museum paleobotanist, after seeing the pictures, it is a “fragment of wood” that shows the mould of a cylinder divided by perpendicular walls, most likely from the Winton Formation (roughly 95 million years old, give or take a few million years)
142 x 96 mm x 59 mm of max. thickness
Weight: 746 grams
Has several inclusions of blue potch opal
Very rare: Mould fossil in ironstone are very rarely found in Queensland opal mines
and never collected by opal miners