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Geology

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Kieran Crist

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Cards in this guide (11)
Overall mineral crystal size depends on how fast a solution

they depend on how fast it cools down

If a crystal cools rapidly it will be

small

The most common mineral group contains minerals

Silicates are the most common mineral group.

Minerals that are will bubble when treated with hydrochloric acid

carbonates

What makes up close to 95 percent of the rocks in the Earth's crust

Silicates make up close to 95 percent of the rocks in the Earth's crust

Igneous rocks are classified based upon their what

Igneous rocks can be classified by their method of formation and by their mineralogy.

Which of the following is NOT a sedimentary structure Ripple marks Magma emplacement Mud cracks or Cross beds

Magma emplacements or Batholith are not sedimentary structures.

What do only the most violent volcanic eruptions feature

Only the most violent volcanic eruptions feature a pyroclastic flow.

Is coal or quartz form by inorganic processes

Quartz is and is also a mineral

Mica has one direction of blank so it breaks into sheets

Cleavage

Why are streak plates used to test minerails

they show you the true color of the mineral.

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