What are the two main ways that minerals are classified?

question 2 options:

chemical makeup and how they can be used

how they can be used and how rare they are

how they can be used and the country they are found in

chemical makeup and crystal lattice structure

question 3

oxygen, silicon, iron

silicon, iron, aluminum

iron, aluminum, magnesium

oxygen, silicon, aluminum

question 4

industrial mineral

silicate

ore

gem-bearing mineral

question
from where do the gems used in jewelry come?

question 5 options:

they are metallic minerals.

they are nonmetallic silicates.

they are metallic ore.

they are nonmetallic minerals.