Question

what is sand made up of?

Answer 1

The most common component of sand is silicon dioxide in the form of quartz. The Earth's landmasses are made up of rocks and minerals, including quartz, feldspar and mica. Weathering processes — such as wind, rain and freezing/thawing cycles — break down these rocks and minerals into smaller grains.

Answer 2

answer:-sad made up of minerals,rock fragments and biogenic grains .

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