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Pyrite vs Gold: How to Tell the Difference
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Posts by Mahmut MAT
Mahmut MAT
1251 POSTS
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https://geologyscience.com/forums/users/mhmtmat/
What is Chatoyancy (Cat’s Eye Effect) in Gemstones
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Lander Blue Turquoise
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Types of Turquoise: A Colorful Gemstone with Rich History
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Sea Sediment Jasper
10/01/2025
Uses of Obsidian Gemstone
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Spinel: The Hidden Gemstone Treasure
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Aquamarine
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Rare & Exotic Gemstones
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Feldspar Group Gemstones
05/01/2025
Gemstones: Unique Optical Effects in Geology
04/01/2025
Amethyst Geodes
03/01/2025
Benitoite
21/12/2024
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