Question

9. One of the Earth materials that are naturally occurring inorganic solids.
a. rocks
b. minerals
c. gemstones d. soil
10. It is considered the least reliable means of identifying minerals
a. colour
b. streak
c. tenacity d. luster
11. This properties determines how brilliant or dull the mineral is.
a. tenacity b. color
c. luster
d. diaphaneity​

Answer 1

Answer:

9.minerals

10.luster

11.luster

Explanation:

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Answer 2

Answer:

minerals

luster

luster