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level: Rocks and Deposits

Questions and Answers List

Question	Answer
What is the name of the process where the hydrothermal solution seeps into pores and cracks in the rocks on the earths crust, and minerals from the solution are deposited?	Hydrothermal Crystallization
What type of gemstone is a hydrothermal mineral?	Quartz
What part of the earths crust are diamonds formed in under extreme high temperature and pressure?	Mantle
What type of rock is collected and forced to the earths surface by magma, that can sometimes contain diamonds?	Igneous
What type of igneous rock is well known for containing diamonds, as it lines the pipes that magma travels through to the earths surface?	Kimberlite
What type of rocks have been reformed by heat in the earths crust or mantle, often chemically into new minerals?	Metamorphic
What is the name of the process where metamorphic rocks are created by high temperatures?	Thermal metamorphism
What is the name of the process where metamorphic rocks are created by high pressure?	Regional metamorphism