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| the smallest particles of elements. Elements are the basic substances of our Earth (92 naturally occuring elements exist). |
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| This is the sum of the neutrons and protons in the nucleus. |
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| are elements with the same atomic number but different mass numbers. |
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All silicates have the same building block, a silicon-oxygen tetrahedron.
These tetrahedra can bond in chains, sheets, or three dimensional networks. |
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| Carbonate mineral used in cement |
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| gold, copper, diamond (carbon), graphite (carbon), sulfur |
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| calcium sulfate, used in plaster and dry wall |
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| Formed when molten material called MAGMA cools and solidifies |
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