2024年6月17日 · Graphite is neither extrusive nor intrusive rock. It is a mineral composed of pure carbon and forms under high temperature and pressure in the Earth's crust.

2024年6月13日 · Graphite can be found in all types of rock (igneous, metamorphic, and sedimentary). Although, it originates from igneous rocks, and is generally most economic in metamorphic rocks.

2024年6月12日 · Graphite is a non-clastic rock. It forms from the metamorphism of organic material, usually from sedimentary rocks like shale. As the organic matter undergoes heat and pressure, it transforms into ...

2024年6月16日 · Graphite is a metamorphic rock. It is formed from the metamorphism of organic sedimentary rocks, such as coal, under high temperature and pressure.

2022年11月2日 · Graphite is not usually extracted from rocks. Graphite is manufactured in an electric furnace heating an ordinary source of carbon (e.g. coke, charcoal) under high pressure without any oxygen.

2024年6月11日 · Graphite is neither extrusive nor intrusive rock. It is a mineral composed of pure carbon and forms under high temperature and pressure in the Earth's crust. Is a stock an intrusive igneous body?

2023年8月11日 · Graphite is a soft, crystalline form of carbon that is a good conductor of electricity. What is a very hard rock that burns with a high heat and smoke a metamorphic rock formed from coal?

No, graphite is not soft. In fact, if you find a graphite rock, it is extremely hard. It is often very colorful, though.

What is the graphite rock cycle? Updated: 12/15/2022. Wiki User. ∙ 11y ago. Add an answer. Want this question answered? Be notified when an answer is posted. 📣 Request Answer. Add your answer:

2024年6月19日 · What is the texture of Graphite rock? Graphite is a soft, black, flaky mineral that has a greasy feel to it. It is smooth and has a slippery texture due to its layered structure, which allows the ...