Similarly, liquid magma also turns into a solid &#8212 a rock &#8212 when it is cooled. Any rock that forms from the cooling of magma is an igneous rock. Magma that cools quickly forms one kind of igneous rock, and magma that cools slowly forms another kind. When magma rises from deep within the earth and explodes out of a volcano, it is called lava, and it cools quickly on the surface.
A flowerpot filled with potting soil. Potting soil, also known as potting mix or potting compost, is a medium in which to grow plants, herbs and vegetables in a pot or other durable container.
1. a product of mixing. 2. any combination or blend of different elements. 3. an aggregate of substances not chemically united and existing in no fixed proportion to each other. 4. a fabric woven of yarns combining various colors: a heather mixture. 5. the act of mixing or the state of being mixed.