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The two most common minerals found in rocks are:

AMica and olivine
BGold and silver
CTalc and gypsum
DFeldspar and quartz
Answer & Solution
Correct answer: D. Feldspar and quartz
1. A rock is an aggregate of minerals. 2. Feldspar and quartz are commonest. 3. Rocks have no fixed mineral composition. _Source: syllabus Fundamentals of Physical Geography, Chapter 5, Minerals and Rocks._
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