Author: Anonymous

Sorting refers to the range of particle ________ in a rock.

The uppermost 50 meters of a glacier is referred to as the ________.

________, a common mineral found in igneous rocks, is the most abundant mineral in detrital sedimentary rocks.

Clay and muddy sediments lithify to form shales and mudstones.

________ is an irregular, usually thin till layer laid down by a retreating glacier.

Magma generation at depth almost always involves partial melting, not complete melting of the source rock.

Which of the following is true regarding limestone and dolostone?

Which of the following erosional features provides clues to the direction of ice flow?

Chalk, coquina, and ancient coral reefs are primarily composed of microcrystalline quartz.

Partial melting results in a magma that is nearer the ________ end of the compositional spectrum than the parent rock from which it was derived.