HIGH SCHOOL ACE: Challenge Yourself!

    Geology: Rocks & Minerals
Select the Matching Pairs
Granite contains mostly feldspars and ____ minerals. basalt
Rock that has been liquefied by heat is ____ (melted). coal
Mohs scale is used to measure the ____ of a mineral. hardness
A common igneous rock in the ____ crust is basalt. hexagonal
Bituminous ____ is a combustible soft black sedimentary rock. metallic
Galena and pyrite are minerals with ____ lusters. molten
A gray, fine-grained, mafic, volcanic igneous rock is ____. oceanic
Quartz is a mineral with a ____ crystal structure. quartz

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