The true colour of a mineral as seen in its powdered form is called it's____ .
A) iridescence
B) streak
C) chatoyancy
D) birefringence

Name: The true colour of a mineral as seen in its powdered form is called it's____ . A) iridescence B) streak C) chatoyancy D) birefringence
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Question

Quizplus · Accepted Answer

The true color of a mineral as seen in its powdered form is called its streak. This is determined by rubbing the mineral across an unglazed porcelain plate and observing the color of the powder left behind.

The True Colour of a Mineral as Seen in Its