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Most marine organisms produce the mineral substance ________, which will later become limestone.

Most marine organisms produce the mineral substance ________, which will later become limestone.

The ________ Orogeny is one of three events that formed the modern Appalachian Mountains.

In which layer of the Earth does the convection necessary for plate motion occur?

*Which process, common near black smokers, uses hot water circulating through the crust to alter olivine and pyroxene into chlorite and serpentine?

The ________ Orogeny is one of three events that formed the modern Appalachian Mountains.

*Which environment would be likely to produce a black shale?

Which of the following groups contains all three major topographic provinces oceanographers use to define the seafloor?

The division of geology concerned with Earth materials, changes in the surface and interior of the Earth, and the dynamic forces that cause those changes, is

Some minerals have the same chemical composition but different crystal structures, a phenomenon termed