Crystallization: The process of a substance going directly from a vapor form (water vapor) to a solid (ice) at the same temperature, without going through the liquid phase (water). The opposite of sublimation.

 

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Crystallization: The process of a substance going directly from a vapor form (water vapor) to a solid (ice) at the same temperature, without going through the liquid phase (water). The opposite of sublimation.

Recrystallization: A solid state reaction in which the atoms of existing crystals within a rock are reorganized in response to heat and/or pressure. The recrystallized mineral grains are typically larger in si . . . View Full Definition

Water Of Crystallization: Water that is stoichiometrically bound in a crystal; for example, the waters in copper sulfate pentahydrate.

Pegmatite: A very coarse grained igneous rock, normally of granitic composition. Typically forms during the final states of magma chamber crystallization when the high water content solutions allow rap . . . View Full Definition

Preferred Orientation: Any deviation from randomness in the distribution of the crystallographic or grain shape axes of minerals of a rock (including flow cleavage and foliation), produced by deformation and non-u . . . View Full Definition

Igneous Rock: A rock formed by the crystallization of magma or lava. Pictures of Igneous Rocks

Glacier: A thick mass of ice that forms on land from an accumulation and recrystallization of snow significant enough to persist through the summer and grow year by year. There are two basic types of . . . View Full Definition

Efflorescent: Efflorescent substances lose water of crystallization to the air. The loss of water changes the crystal structure, often producing a powdery crust.

Mother Liquor: The solution in recrystallization.

Amphibolite: Amphibolite is a non-foliated metamorphic rock that forms through recrystallization under conditions of high viscosity and directed pressure. It is composed primarily of amphibole and plagio . . . View Full Definition