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The colour of a mineral's ground powder is its:

ALustre
BCleavage
CFracture
DStreak
Answer & Solution
Correct answer: D. Streak
1. It may differ from the mineral's colour. 2. The powder colour is the streak. 3. Malachite gives a green streak. _Source: syllabus Fundamentals of Physical Geography, Chapter 5, Minerals and Rocks._
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