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UPSC 2001: Quartzite is metamorphosed from
(a)Limestone
(b)Obsidian
(c)Sandstone
(d)Shale
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Not attemptedCorrect Answer: (c) Sandstone
Quartzite is produced when sandstone rich in quartz is subjected to intense heat and pressure, welding quartz grains into a hard, non-foliated rock. Limestone metamorphoses to marble, shale to slate, and obsidian is an igneous glass, not a parent rock for quartzite. ([uttarpradesh.pscnotes.com](https://uttarpradesh.pscnotes.com/uppcs-prelims/quartzite-is-metamorphosed-from/?utm_source=openai))
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Frequently Asked Questions
What is the correct answer to this UPSC 2001 Geography question?▼
The correct answer is option (c): Sandstone. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Physical Geography & Geomorphology question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 2001, GS Paper 1, as Question 122. It falls under Geography > Physical Geography & Geomorphology.
What is the difficulty level of this UPSC question?▼
This question is rated "easy". It tests basic recall and most well-prepared aspirants should answer it correctly.
How many UPSC Prelims questions have been asked from Physical Geography & Geomorphology?▼
UPSC has asked 25 questions from Physical Geography & Geomorphology (under Geography) across multiple years. Visit the topic page to see the full list and year-wise trends.