Quartzite is formed from

(a) limestone
(b) shale
(c) sandstone
(d) slate

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Solution

Quartzite is formed from (c).

Explanation: Quartzite is a metamorphic rock. It is formed when sandstone is exposed to extreme heat and pressure. Quartzite is used as railway track ballast because of its hardness and angular shape.

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Similar questions

Consider the following pairs:

Original Rock Metamorphic Rock

1. Sandstone : Schist

2. Limestone : Marble

3. Granite : Gneiss

4. Shale : Slate

Q44. Consider the following pairs:

Original Rock Metamorphic Rock

1. Sandstone Schist

2. Limestone Marble

3. Granite Gneiss

4. Shale Slate

Which of the above are correctly matched?

निम्नलिखित युग्मों पर विचार करें:

मूल चट्टान रूपांतरित चट्टान

1. बलुआ पत्थर शीष्ट

2. चूना पत्थर संगमरमर

3. ग्रेनाइट नीस

4. शैल स्लेट

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