Asked by AKSHAY GURU VARADHARAJAN · SRI CHAITANYA TECHNO SCHOOL, JAYANTI NAGAR.
Answer: D. Hematite
The correct answer is D. Hematite.
Hematite is the most important and widely used ore for the commercial extraction of iron. It is an iron oxide mineral typically found in sedimentary, igneous, and metamorphic rocks and is known for its high iron content (about 70%) and reddish-brown color.
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