[], (Noun)

Definitions:
- An orthorhombic silicate of aluminium, Al₆ Si₂ O₁₃, that is formed by the action of high temperatures on other aluminium silicates and is used for making refractory porcelains and bricks.


Phrases:

Origin:
1920s. From Mull, the name of an island off the west coast of Scotland where the silicate was first identified + -ite