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General Science
Ch. 10 Minerals & Rocks
Term | Definition |
---|---|
Mineral | Element or compound found in Earth's crust. |
Luster | The way a mineral reflects light. |
Hardness | The ability of a mineral to resist being scratched. |
Streak | Color of the mark a mineral makes on a white tile. |
Rock | Natural solid material made of one or more minerals. |
Igneous Rock | Rock formed from melted minerals that have cooled and hardened. |
Magma | Hot liquid rock inside Earth. |
Metamorphic Rock | Rock that has been changed by intense heat, pressure, and chemical reactions. |
Sedimentary Rock | Rock formed from pieces of other rock and organic matter that was pressed and cemented together. |
Rock Cylce | Series of changes through which one kind of rock becomes another kind of rock. |