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The sizes, shapes, and arrangements of mineral grains in an igneous rock are known as ________.

Which of the following igneous rocks exhibit aphanitic texture?

Which of the following areas does NOT have a mid-ocean ridge?

A compound is a stable chemical substance composed of two or more ________.

Which of the following crystallizes at the highest temperature?

________ has the highest specific gravity.

Linear, magnetic patterns associated with mid-ocean ridges are configured as ________.

Which of the following is an important nonsilicate mineral?

Linear, magnetic patterns associated with mid-ocean ridges are configured as ________.

Bowen’s reaction series predicts the ________ of the different mineral grains that grow from crystallizing magmas.