Minerals And Rocks

Learning about rocks and minerals. This is just basic information about this subject, to learn more there is extra information in the extra tabs in the tab titled Minerals&Rocks.

The Rock Cycle

The rock cycle is the natural process in which rocks transform from one rock type into another rock type over time, a type of natural recycling.

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Mohs Hardness Scale

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The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German mineralogist Friedrich Mohs and is one of several definitions of hardness in materials science.