Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
Solve it the standard way once - then learn the shortcut.
Q · Mineralsmedium · 45s
Malachite is an ore of which metal?
TopicMinerals
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Malachite is a copper carbonate mineral [Cu₂(CO₃)(OH)₂] characterized by its bright green color and distinctive banded patterns. It forms through the weathering and oxidation of copper sulfide deposits in the upper oxidized zones of copper ore bodies. Malachite has been historically significant both as a copper ore and as a decorative stone, used in jewelry, ornamental objects, and pigments for thousands of years.
Final Answer: Option A - Copper