Question
Download Solution PDFWhich of the following Rock is not a Igneous Rock?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFKey Points
- Quartzite is a metamorphic rock formed from sandstone.
- It is created when sandstone is subjected to high heat and pressure during metamorphism.
- Unlike igneous rocks, Quartzite does not form from molten magma.
- Quartzite is known for its durability and resistance to weathering.
Important Points
- Quartzite is primarily composed of quartz and is often used as a construction material.
- It is frequently confused with igneous rocks due to its crystalline appearance, but its origin is distinctly metamorphic.
Additional Information
- Granite: Granite is an igneous rock formed from the slow cooling of magma beneath the Earth's surface. It is composed mainly of quartz, feldspar, and mica.
- Basalt: Basalt is an igneous rock that forms from the rapid cooling of lava at the Earth's surface. It is commonly found in oceanic crusts and volcanic regions.
- Pegmatite: Pegmatite is an igneous rock with very large crystals. It forms during the final stages of magma crystallization and often contains rare minerals.
Last updated on Jul 11, 2025
-> The AP Police Final Merit List 2025 has been released for the final examination which was held on 1st June 2025.
-> The physical test was conducted from 30th December 2024 to 1st February 2025.
-> AP Police Constable notification has been released for 6100 vacancies.
-> Candidates who are 12th Pass are eligible to appear for the examination. They can check the revised eligibility criteria to apply correctly.
-> The selection of the candidates depends on Preliminary Exam, Physical Measurement Test (PMT), Physical Efficiency Test (PET), Final exam, and Final Selection.
-> The selected candidates for the post of Constable will get an AP Police Constable Salary range between Rs. 25,220 - 80,910.
-> Candidates can check the AP Police Constable Previous Year Papers for the effective preparation. You can also attempt the AP Police Constable Test Series to get an experience of the actual examination.