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MINERALS

NAME ___________________________________

HOUR ________   DATE _____________________
Across
The way a mineral reflects light from its surface; either metallic or nonmetallic
The size of a crystal when magma cools slowly
As magma cools, its atoms lose _____
Part of the definition of a mineral says it has a definite _____ _____
The fourth part of the definition of a mineral
At 46.6% _____ is the most abundant element in the crust
Physical property of some minerals causing them to break with uneven, rough, or jagged surfaces
The size of a crystal when magma cools rapidly
As magma cools its atoms move _____
A mixture which is evenly mixed throughout
Having atoms arranged in a pattern that is repeated over and over again
Minerals that contain silicon and oxygen and usually one or more other elements
Down
Color of a mineral when it is in powdered form
The number of elements occurring naturally in Earth's crust
Crystals can form from magma or from _____
The second part of the definition of a mineral
A scale listing 10 minerals and their hardness
The first part of the definition of a mineral
Hot melted rock
8 elements make up _____% of Earth's crust
Physical property of some minerals causing them to break along smooth flat surfaces.
At 27.7% _____ is the second most abundant element in Earth's crust
As magma cools its atoms combine into _____