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| ancient, large, and stable parts of the earth's continental crust |
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| the surface and outermost layer of the earth |
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| a geologic process that delivers materials (sometimes diamonds) to the surface |
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| a category of rocks formed from a molten state |
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Definition
| an igneous rock that transports diamonds to the surface |
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| an igneous rock, rarer than kimberlite, that transports diamonds to the surface |
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Definition
| layer between the earth's crust and its core |
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| a deep vertical formation at the earth's surface that results from a kimberlite or lamproite emplacement |
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Definition
| process in which two crustal plates collide, forcing one under the other |
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