Lesson 4: Minerals (EALS)

It is naturally occurring, inorganic substance w/ a crystalline structure

composed of repeating structural unit composed of atoms of one or more elements

color observed when a mineral is finely powdered, does not vary in color even if d mineral appears in different colors.

Mineral's resistance to scratching

It is used materials in Hardness, What it is called that materials?

d way mineral reflects light

what is 4 examples of Luster?

It is formed from an aggregation of one or more minerals & other substances that are cohered into a solid structure

What are 3 types of rock?

it is formed when molten rocks cool & harden