Answered

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mineral: hardness: cleavage/fracture: luster:
obsidian--------5-----------------------------fracture----vitreous
Halite----------2.5------------------cubic cleavage----vitreous
fluorite---------4---------------------------octahedral---vitreous
use the table to answer the question.
An unknown mineral specimen is not scratched by a penny and doesn't exhibit cleavage. The mineral is most likely to be?
a.obsidian
b.halite
c. fluorite

Sagot :

Answer:

A (Obsidian)

Explanation:

Took the test.

Answer:

The answer is A

Explanation:

I took the test on connexus

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