Question

why is color not a very useful property in mineral identification?
a. because some minerals are clear or colorless
b. each mineral has its own distinct color
c.same minerals can have different colors
d. the colors of a mineral can be different from its streak
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Answer 1

Explanation:

Color is rarely very useful for identifying a mineral. Different minerals may be the same color. ... Many minerals are colored by chemical impurities. Purple quartz, known as amethyst, and clear quartz are the same mineral despite the different colors.

Answer 2

The color not a very useful property in mineral identification (d) The colors of a mineral can be different from its streak.

Explanation:

• Color is rarely very useful for identifying a mineral.
• Different minerals may be the same color.
• Many minerals are colored by chemical impurities.
• Purple quartz known as amethyst and clear quartz are the same mineral despite the different colors.
• Generally color alone is not the best tool in identification because color can be highly variable.
• Some minerals can occur in a variety of different colors due to impurities in the chemical makeup of the mineral.