mineral specimen
Showing all 9 results
![Australian Opal Shell Fossil Cockle Collectors Specimen 33ct H96](https://starmountaingems.com/wp-content/uploads/2023/02/d764a55e-5fe3-5921-8040-400938561823-scaled-268x268.jpg)
Australian Opal Shell Fossil Cockle Collectors Specimen 33ct H96
This opalised Cretaceous fossil cockle bivalve was mined by us on the Dead Horse Gully opal field of Coober Pedy Australia. After 30 years in the opal business, we firmly believe opal can be the most beautiful gem on Earth, … Continued
![Australian Opal Shell Fossil Mussel Collectors Specimen 64ct H97](https://starmountaingems.com/wp-content/uploads/2023/02/bb8e44db-bdba-5786-bed1-9144b67bd2a9-scaled-268x268.jpg)
Australian Opal Shell Fossil Mussel Collectors Specimen 64ct H97
This opalised Cretaceous fossil mussel bivalve was mined by us on the 16 Mile Creek (Halfway Hill) opal field of Coober Pedy Australia. After 30 years in the opal business, we firmly believe opal can be the most beautiful gem … Continued
![Australian Rough Crystal Opal 37.5ct Coober Pedy Olympic Rubs I38](https://starmountaingems.com/wp-content/uploads/2023/02/a9d4210b-8431-5085-ad6b-4adc83869cc5-268x268.jpg)
Australian Rough Crystal Opal 37.5ct Coober Pedy Olympic Rubs I38
This rough opal was mined by us on the Olympic opal field of Coober Pedy Australia. After 30 years in the opal business, we firmly believe opal can be the most beautiful gem on Earth, and we love the colourful … Continued
![Australian Rough Opal Shells 85ct Rare Fossil Collectors Gems H65](https://starmountaingems.com/wp-content/uploads/2023/02/43ac588c-40cb-50a1-9876-622a5fc9cbad-scaled-268x268.jpg)
Australian Rough Opal Shells 85ct Rare Fossil Collectors Gems H65
These rough opal shells were recently mined by us on the Hans Peak opal field of Coober Pedy Australia. After 30 years in the opal business, we firmly believe opal can be the most beautiful gem on Earth, and we … Continued
![Australian Rough White Opal 130ct Coober Pedy Un-Touched Stones I40](https://starmountaingems.com/wp-content/uploads/2023/02/1efa0176-e4cf-5f3d-b47e-8446862052d9-scaled-268x268.jpg)
Australian Rough White Opal 130ct Coober Pedy Un-Touched Stones I40
This rough opal was mined by us on the Donna’s Rush opal field of Coober Pedy Australia. After 30 years in the opal business, we firmly believe opal can be the most beautiful gem on Earth, and we love the … Continued
![Australian Solid Rough Opal Pendant Boho Gem Leather Jewelry 5ct H43](https://starmountaingems.com/wp-content/uploads/2023/02/57fbdf87-fcf6-5ffc-8138-7d8f030dae3d-scaled-268x268.jpg)
Australian Solid Rough Opal Pendant Boho Gem Leather Jewelry 5ct H43
This genuine, natural Australian opal pendant has been created with a Coober Pedy (Old 14 Mile) solid rough opal and genuine leather barrel knot setting to create a chunky nugget full of skin to skin glistening white based multi-colour. This … Continued
![Genuine Australian Opal Belemnite Fossil Pendant Surf Boho Jewelry 12.5ct G58](https://starmountaingems.com/wp-content/uploads/2023/02/6f706055-abb3-5cd8-8347-f4ea5a9404df-scaled-268x268.jpg)
Genuine Australian Opal Belemnite Fossil Pendant Surf Boho Jewelry 12.5ct G58
This genuine, natural Australian opal pendant has been created with a Coober Pedy (Old 15 Mile) opal belemnite we mined many years ago and leather neckband to create a unique raw, native opal pendant in it’s ‘as mined’ state apart … Continued
![Rare Australian Opal Shell Gastropod Fossil Collectors Specimen 23ct H58](https://starmountaingems.com/wp-content/uploads/2023/02/b0b38f43-8c8f-59cd-9116-2fe3350abbee-scaled-268x268.jpg)
Rare Australian Opal Shell Gastropod Fossil Collectors Specimen 23ct H58
This opalised fossil was mined many years ago by us on the Southern Cross Opal field of Coober Pedy Australia.The ancient Cretaceous Gastropod was a voracious predator in the vast shallow inland Eromanga sea in what is the central Australian … Continued
![Uncut Gems Style Rough Opal Australian Precious Specimen Talisman 570ct H55](https://starmountaingems.com/wp-content/uploads/2023/02/cf994371-c342-5ef6-ac36-1cde9033aae7-scaled-268x268.jpg)
Uncut Gems Style Rough Opal Australian Precious Specimen Talisman 570ct H55
This rough opal specimen was mined on the 4 Mile East Pacific opal field of Coober Pedy Australia. A world class sample of precious, gem quality white based opal in it’s host rock that would easily star in most mineral … Continued