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Crystal size in igneous rock is predominately a factor of time spent in cooling from lava or magma.
Samples with relatively large crystals are the result of the magma having spent a longer amount of time at ideal crystal forming temperatures for each mineral present.
What else can I help you with?
What is a crystal's shape and what determines a crystal's shape?
A crystal is a mineral where all of the atoms are in a row, this is what makes it kind of clear. What determines its shape is the amount of space it has to form in and will usually have triangular pyramidal edges.
What determines crystal's shape?
the interactical shape of its form would be the growth of it.
What determines the size of the crystals that form in a sample of granite?
Crystal size in igneous rock is predominately a factor of time spent in cooling from lava or magma. Samples with relatively large crystals are the result of the magma having spent a longer amount of time at ideal crystal forming temperatures for each mineral present.
What crystal or grain is granite made from?
Granite is made from a mixture of different minerals, primarily quartz, feldspar, and mica. These minerals combine to form the unique speckled appearance and durability of granite.
Which sample contains particles arranged in regular geometric pattern?
A crystal lattice sample contains particles arranged in a regular geometric pattern. This can be seen in substances like salt or sugar where the particles are arranged in a repeating pattern to form a crystal structure.
What determines the size of crystals that form in granite?
The cooling rate of magma plays a significant role in determining the size of crystals.
What does granite form into?
Granite turns into Gniess.
Does gneiss form from granite?
Gneiss may form from either granite or schist.
What is the Crystal size of lava?
When the magma reaches the surface, it is called lava. The rate at which the magma cools determines the kind of igneous rocks that are formed. Faster cooling surface lava creates rock that is fine grained or aphanitic. The rapid cooling doesn't allow large crystals to form. The slower cooling that takes place underground allows larger crystal formation. Granite is an example of this type of rock formation.
How does smoky quartz crystal form?
Smoky quartz is normally found in granite mountains. Smoky quartz is regular quartz which is exposed to radiation on a long term basis.
What is the crystal group structure of granite?
Granite does not belong to any crystal structure group because granite is a rock, not a mineral, and only minerals can be grouped by crystal form or shape. Minerals are naturally occurring solids which form the earth and make up its rocks. Minerals develop in predictable geometric patterns called crystals. The term used to describe a crystal's general shape is habit. Some examples of crystal habit groups are cubic, prismatic, tabular, etc. Minerals are sometimes called the building blocks of rocks because rocks are usually made up of 2 or more minerals which formed together in the same space, often without enough room for recognizable crystal formation. The minerals involved and the environment they formed in will determine the type of rock they make. Granite is a rock formed underground from cooled magma (lava that never reached the earth's surface) containing the minerals quartz, feldspar, mica and others. Each individual mineral in a rock belongs to a particular crystal group, but not the rock itself.
Does granite form magma?
Yes, granite is formed from cooling magma.
