Biology & Science Questions : What Minerals Make Up the Earth's Surface?

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Earth's surface is primarily composed of seven major elements that are found in abundance, including oxygen, silicon, aluminum, iron, magnesium, calcium and potassium. Learn about the major types of mineral groups found in the Earth's crust with help from a science teacher and field biologist in this free video on science questions.

Expert: Brian Erickson
Bio: Brian Erickson is a tutor in math and science, as well as a field biologist.
Filmmaker: Todd Green
earth crust, earth minerals

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