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Taaffeite, $1500-$2500 Per carat. It is the most precious gem in the world as of now

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8y ago
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11y ago

gold

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Q: What are the most expensive rock on earth?
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Why does earth have more sedimentary rock than metamorphic rock or igneous rock?

Most Earth rock is igneous or metamorphic even though visible surface bedrock is mostly sedimentary. Of the total Earth rock volume, only a tiny fraction is sedimentary.


Are metamorphic rocks the most commonly found on Earth's surface?

No. The most common rock found on the surface of the Earth is sedimentary rock, and in particular, shale, sometimes referred to as mudrock).


Lin found an igneous rock with large grains of mineral crystal where did this rock most likely form?

d. on the surface of the Earth


When forces inside the earth push rock down towards the mantle what type of rock forms?

forces inside earth


What type of rocks form when melted rock cools from inside the Earth?

Igneous rock forms when melted rock (magma) from inside the Earth cools.