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Ah, a classic. It is porphyritic. The classic example is granite.

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13y ago

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A rock with large crystals surrounded by small crystals called?

The rock is called porphyry, which forms when magma slowly cools beneath the Earth's surface. The large crystals are known as phenocrysts, and the smaller surrounding crystals are called groundmass or matrix.


A rock with large crystals surrounded by small crystals is called?

a porphyritic rock. This texture indicates that the rock underwent two stages of cooling: slow cooling deep underground (resulting in the large crystals) followed by faster cooling near the surface (resulting in the small crystals).


What are small crystals called?

Small crystals are called microcrystals. These tiny structures are often too small to be seen or examined without the aid of a microscope.


What is a trichrome cell?

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What are Igneous rocks that have large crystals and small crystals?

Igneous rocks with large crystals are called intrusive rocks, formed from magma cooling slowly beneath the Earth's surface, allowing for large crystals to form. Igneous rocks with small crystals are called extrusive rocks, formed from lava cooling quickly on the Earth's surface, resulting in small crystals due to rapid cooling.


What is the size of crystals in an igneous rock called?

The size of crystals in an igneous rock is called texture. Texture can range from fine-grained (small crystals) to coarse-grained (large crystals).


How do you tell if it is a weed?

It stinks, it has hairs on it. And it has small white crystals called keif on it.


What is land completely surrounded by land called?

A small one is called an island and a large one is called a continent.


What is it called when there is a small body of water surrounded by land?

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What is a small African country that is almost surrounded by a country called Ethiopia?

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What do you call an area of land that is nearly surrounded by water?

A large area of land which is completely surrounded by water is a continent. A small area of land which is completely surrounded by water is an island.


What do you call a mineral without crystals?

most minerals have a distinctive crystal arrangement. those minerals that do not have their atoms arranged in crystals are called amorphous minerals.