Which of the following reasons explains why quartz cannot be identified by its color alone? w) Its color is too faint. x) It has no color. y) It exists in a variety of colors. z) Its color fades.

Which of the following reasons explains why quartz cannot be identified by its color alone? w) Its color is too faint. x) It has no color. y) It exists in a variety of colors. z) Its color fades.
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ANSWER: Y -- IT EXISTS IN A VARIETY OF COLORS
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