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Sand can be many colours, even white, pink, or black.

Sand can be many colours, even white, pink, or black.

The colour comes from the rocks and shells the sand is made of. Black sand often comes from cooled-down volcano rock.

🌳 All Rocks Sand facts →

More facts about Rocks Sand

Sand is made of tiny bits of rock and shell. Sand is made of tiny bits of rock and shell. Rivers can turn rough rocks into smooth, round pebbles. Rivers can turn rough rocks into smooth, round pebbles. Volcanoes make brand-new rock when their lava cools. Volcanoes make brand-new rock when their lava cools. Some rocks have sparkly bits inside called crystals. Some rocks have sparkly bits inside called crystals. Diamond is the hardest natural material on Earth. Diamond is the hardest natural material on Earth.