Question

1. the most common mineral group
2. described as either metallic or nonmetallic
3. used to compare the hardness of minerals
4. a measure of density for accurate identification of a mineral
5. another word for nonliving
6. minerals that break randomly
7. the color of a mineral when it is broken up and powdered
8. when a mineral splits relatively easily and evenly along one or more flat planes
9. geometric solid having four sides that are equilateral triangles, resembling a pyramid
10. composed of oxygen and a metal

Explanation:

1. Inorganic refers to non - living.
2. Minerals that break randomly are called irregular fracture minerals.
3. The color of a mineral when powdered is called streak.
4. When a mineral splits easily along flat planes, it is called cleavage.
5. A geometric solid with four equilateral - triangle sides is a tetrahedron.
6. A compound of oxygen and a metal is an oxide.

Answer:

1. Inorganic
2. Irregular fracture
3. Streak
4. Cleavage
5. Tetrahedron
6. Oxide