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Pegmatite is a light-colored, extremely coarse-grained intrusive igneous rock. It forms near the margins of a magma chamber during the final phases of magma chamber crystallization. It often contains rare minerals that are not found in other parts of the magma chamber.

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What is the hardness of pegmatite?

The hardness of pegmatite can vary depending on its mineral composition, but it typically falls between 6 to 7 on the Mohs scale of mineral hardness. This means that pegmatite is harder than steel but softer than quartz.


Which characteristic provides the best evidence that pegmatite is solidified deep underground?

Very coarse texture.


When water evaporates its chemical composition?

The chemical composition remain unchanged.


What are the colors in a pegmatite rock?

Pegmatite rocks typically contain a variety of minerals, resulting in a range of colors. Common colors found in pegmatites include white, gray, pink, and black. The specific colors present in a pegmatite rock will depend on the mineral composition of that particular rock.


Where can you find a pegmatite rock?

There is no such thing as a "pegmatite rock" in the Pokemon D/P games.


What is the diffence between physical and chemical properties as well an physical and chemical changes?

Physical properties can be observed without changing the chemical composition of a substance. Chemical properties can only be observed by changing the chemical composition of the substance. In a physical change, the chemical composition of the substance does not change. In a chemical change, the chemical composition of the substance changes.


The groups of rocks are classified by?

i think is chemical composition its not chemical composition, it's how they were formed


Groups of rocks are classified by?

i think is chemical composition its not chemical composition, it's how they were formed


Are rocks a chemical makeup?

Yes, the composition of the rocks is as a result of the distinct chemical composition.


Does melting ice changes the chemical composition of water?

The chemical composition of water remain unchanged.


What Pegmatite used for?

Pegmatite is used for feldspar, sheet mica, beryllium, tantalum niobium, and lithium minerals.


What is pegmatite texture?

Pegmatite texture is a coarse-grained igneous rock texture characterized by exceptionally large crystals. These crystals can be several centimeters to several meters in size. The slow cooling of molten rock in pegmatite formations allows for the growth of such large crystals.