Minerals and Rocks What Are Minerals? Amazing Fact! Diamond is a mineral. It is the hardest natural substance on Earth. The only other thing that can scratch a diamond is another diamond!
Minerals are non-living substances that are formed naturally in the Earth. They are usually found underground, in rocks and soil. Minerals are also found underwater in rivers, lakes and the ocean. Minerals are made of chemicals. They do not come from the remains of living things. You are already familiar with many types of minerals. Metals, such as gold, silver, iron and copper are minerals. Quartz, salt and talc are minerals too. quartz
Himalayan rock salt gold
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