Where Is Trachyte Found?

Trachyte is common wherever alkali magma is erupted, including in late stages of ocean island volcanism and in continental rift valleys and above mantle plumes. Trachyte has also been found in Gale crater on Mars.

How are trachyte formed?

Trachyte is commonly associated with other lavas in volcanic regions and is thought to have been formed by the crystallization and abstraction of iron, magnesium, and calcium minerals from a parent basaltic lava. Two types of trachyte are commonly recognized.

Is trachyte intermediate?

Trachyte is an extrusive rock, belonging to the alkali series of intermediate volcanic rocks.