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From what we know about the stability of minerals at surface conditions, which ought to be the most stable mineral at Earth’s surface?

The correct sequence of rocks that occurs when shale undergoes progressive metamorphism is:

Explosive volcanic eruption takes place when magma (lava) has

Minerals are always:

The main difference between breccia and conglomerate is:

Oxygen, with 8 protons, 8 neutrons, and 8 electrons, should have an atomic number of ___ and an atomic mass number of ____.

The Rock and other inorganic Earth material that make up the bulk of the planet is known as

Clay minerals are silicates that form _________________.      

Which parent rock is matched with its resulting metamorphic rock?

What type of bond is formed when atoms share electrons in an attempt to fill their outer orbital shells?