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Minerals

Across
A substance with two or more elements in it.
What is not a mineral?
A jagged edge break
Diamonds are usually mined from vertical columns called
A substance that is naturally inorganic and crystalline solid.
The color of the mineral's powder when rubbed on a tile.
A minerals shininess or how it reflects light
Down
What mineral is the heaviest of all minerals
The best conductor of electricity of all the metals
The breaking of minerals along straight planes
A carat is a unit of
In what state was most of the native silver in the US found?
The ability of a mineral to resist scratching relative to other minerals
A mineral rated 1 on Moh's scale of hardness
A mineral with only one kind of atom