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Crystals being cooled rapidly means a very high temperature gradient. When the temperature gradient is very high the number of nucleation sights is very high.(To visualize, think of cold water being poured into a very hot pan--it forms a large number of bubbles). Thus crystallization starts at many such nucleation sites and we have smaller crystals as the overall volume is constant.

But when the temperature gradient is not high, there aint enough nucleation sights and solidification (nucleation) occurs at far fewer sites. Thus assuming constant total volume in either case, the crystals are smaller.

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13y ago
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5mo ago

When liquid rock cools slowly, the molecules have more time to arrange themselves into an ordered crystalline structure, leading to larger crystals forming. Slower cooling allows for more diffusion of atoms, resulting in the growth of fewer but larger crystals.

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15y ago

Yes. It is a characteristic of intrusive igneous rock that has solidified below the surface, like granite.

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15y ago

the crystals begin to get larger

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13y ago

granite

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4y ago

yes

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Q: Why are crystals bigger when liquid rock cools slowly?
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Related questions

When liquid rock cools slowly will crystals be bigger or smaller then when it cools fast?

When liquid rock cools slowly, crystals will be bigger because there is more time for the crystals to grow and develop before the rock solidifies. In contrast, when liquid rock cools quickly, crystals are smaller because there is less time for them to form and grow.


Why does igneous rock have bigger crystals and some have small crystals?

The reason why is because of where it comes from in a volcano and how fast it cools. If it cools slowly then it will have bigger crystals because the longer it has to cool the longer the crystals have to grow. So dose that answer your question


What kind of crystals are formed when liquid rock cools slowly beneath the earth's surface?

When liquid rock cools slowly beneath the Earth's surface, intrusive igneous rocks are formed. These rocks have large crystals due to the slow cooling process, allowing sufficient time for mineral grains to grow. Examples include granite, diorite, and gabbro.


What effect does the the the rate that magma cools have on crystal formation?

if lava cools slowly, it will have a lot of crystals. When it cools fast, there will be little to no crystals what s ever.


Will larger crystals form when magma cools slowly?

yes


When magma cools slowly the crystals formed are generally...?

Yes it does


Magma cools slowly atoms cant arrange into crystals?

IF the magma cools slowly witin Earths eated interior the atoms have time 2 arrange themselves into large crystals!


What type of crystal grain forms when magma cools slowly?

the crystals are large


What type of crystals grain that forms when molten rock cools slowly?

Quartz


Is rhis sentence true or false lava cools quicklyand forms minerals with small crystals?

False. Lava that cools quickly forms rocks with small or no crystals, while lava that cools slowly forms rocks with large crystals.


When magma cools slowly the crystals formed are generally large?

Yes, when magma cools slowly, the atoms have more time to arrange themselves into orderly patterns, leading to the formation of larger crystals. This results in coarse-grained igneous rocks with visible crystals, such as granite.


When magma cools slowly what is the rock that forms?

When magma cools slowly, it forms igneous rocks such as granite or diorite, which have large mineral crystals because they had time to grow as the magma solidified.