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Mr.Lewis RMS trio

Earth Scince vocabulary

TermDefinition
Geology The study of the origin, history, and structure of the earth and the processes that shape the earth.
Mineral A naturally formed inorganic solid that has a definite crystal line structure.
Element A substance that can not be separated or broken down into simpler substances by chemical means.
Compound A substance made up of atoms of two or more different elements joined by chemical bonds.
Crystal A solid whose atoms, Ions, or molecules are arranged in a definite pattern.
Silicate mineral A mineral that contains a combination of silicon, oxygen, and one or more metals.
Luster The way in which a mineral reflects light.
Streak The color of the powder of a mineral.
Cleavage The splitting of a mineral along smooth, flat surfaces.
Fracture The manner in which a mineral breaks along either curved or irregular surfaces.
Hardness A measure of the ability of a mineral to resist scratching.
Nonsilicate mineral Minerals that do not contain compounds of silicon and oxygen.
Created by: abramssele
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