anything made out of minerals
anything that is a solid, was formed in nature, and was never alive
a rock once melted, but cooled and hardened
any type of rock changed by heat and pressure
a rock that forms from material that is settled into layers
process of rocks changing into other types of rocks
something that has lasted from a living thing that died long ago
the loose material in which plants can grow
a soil made up of very small grains
a rich soil with lots of humus
soil made up of large grains
a part of soil made up of decayed parts of once living things
the movement of weathered rock and soil
the way rocks are broken down into smaller pieces
the shape of a plant or animal left in sediments when the rock formed
molds of leaves or other thin objects
formed when mud or minerals fill the mold
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