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Science mineral vocabulary review
mineral vocabulary
16
Science
6th Grade
02/25/2018

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Term
chemical compound
Definition
- A substance in which the atoms of two or more elements bond together.
Term
ore
Definition
- A mineral deposit that contains enough minerals to be mined for profit.
Term
gemstone
Definition
- Any material that is cut and polished to use in jewelry.
Term
magma -
Definition
Molten rock deep inside the Earth. rocks Mixtures of minerals.
Term
lava
Definition
- Molten rock that has reached the Earth's surface.
Term
mineralogist
Definition
- A scientist who study minerals.
Term
streak
Definition
The color of the powder of a mineral.
Term
luster
Definition
- The way light reflects off of the surface of the mineral.
Term
hardness
Definition
- The ability to resist scratching.
Term
cleavage
Definition
- The tendency of a mineral to break along certain planes to make smooth surfaces.
Term
density
Definition
- How much matter is in a certain amount of space; mass divided by volume.
Term
fracture
Definition
- The way a mineral breaks when it is not broken along a cleavage plane.
Term
silicates
Definition
- Minerals that contain silicon atoms bonded to oxygen atoms.
Term
mineral
Definition
- A naturally occurring, inorganic, crystalline solid with a characteristic chemical composition.
Term
element
Definition
- A substance in all of the atoms have the same number of protons.
Term
crystal
Definition
- A solid in which all the atoms are arranged in a regular, repeating pattern.
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