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Trudy Toohill

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Identification of Amber Australian Gemstones Series Book 6
Australian Gemstones Series Book 5 - 9 Identification of Feldspar, Amber, Coral, Pearls and Opals
Early Australian Gemstone Discoveries Information on Where Gemstones Have Been Found in Australia and How to Identify Them
Identification of Emeralds Emerald Identification, Treatments, Crystallography, Synthetics, Where to Find Them, Geological Formation, Inclusions and More?
Early Australian Diamond Discoveries Information on Where Diamonds Have Been Found in Australia and How to Identify Them
Identification of Topaz
Australian Gemstones Series Book 10 - 13 Identification of Ornamental Gem Materials, Emeralds, Garnets and Synthetic Gemstones
Identification of Coral Australian Gemstones Series Book 7
Identification of Quartz and Its Varieties
Identification of Pearls Australian Gemstones Series Book 8
Identification of Diamonds Australian Gemstones Series Book 14
Identification of Ornamental Gem Materials Australian Gemstones Series Book 10
Australian Gemstones Australian Gemstones Series Book 14 - 15 Identification of Diamond and Corundum
The Complete Australian Gemstones Series Book 1 To 15
Australian Gemstones Australian Gemstones Series Book 1 To 4

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