Old Earth Ministries Online Geology Curriculum

Geology Chapter 3 Quiz

This short quiz should prepare you for the end of chapter test. It has 10 questions. You may take this quiz as many times as you like. Please proceed.

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1: Number 7 on the Mohs scale of hardness is...
2: The streak of a mineral is always the same as its visible color.: True
False
3: A mineral is a naturally occurring homogeneous solid, inorganically formed, with a definite chemical composition and an ordered atomic arrangement.: True
False
4: Minerals develop crystal shapes based on their internal molecular structure.: True
False
5: Quartz crystals start to form when the molten rock temperature falls below the melting point for quartz.: True
False
6: The most common fluorescent mineral is...
7: Hydrochloric acid reacts with limestone to give off...: water
oxygen
carbon dioxide
8: The silicon-oxygen tetrahedron is the basic building block of silicate minerals: True
False
9: Double chain silicates are known as the: the pyroxenes group
the amphiboles
micas, chlorites, and clay minerals
feldspars and quartz
10: Silicates compose what percentage of the earth's crust?: 75
63
55
95

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