Minerals
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What is secondary mineral?
2014-02-25 Central Geological Survey, MOEA 14032
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What are the geological processes of lithification and mineralization?
2014-02-25 Central Geological Survey, MOEA 15366
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What is clay?
2014-02-25 Central Geological Survey, MOEA 9655
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What are silicon dioxide and ferric oxide?
2014-02-25 Central Geological Survey, MOEA 9764
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What is clay mineral?
2014-02-25 Central Geological Survey, MOEA 12699
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What are glassy, crystalline and holocrystalline?
2014-02-25 Central Geological Survey, MOEA 18181
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What are the differences between rocks and minerals?
2014-02-25 Central Geological Survey, MOEA 20033
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Whether CGS offers the mineral identification services?
2014-02-25 Central Geological Survey, MOEA 15600
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What is the difference between “marble (rock)” and “marble stone”?
2014-02-25 Central Geological Survey, MOEA 18318
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What is a gold-copper deposit?
2014-02-18 Central Geological Survey, MOEA 9339