English edit

Etymology edit

Named for the Umba Valley of the Tanga Region of Tanzania, the location of the mineral’s first discovery in 1978: Umba +‎ -lite.

Noun edit

umbalite (usually uncountable, plural umbalites)

  1. (uncountable) A variety of garnet consisting of a mixture of pyrope, almandine, and spessartine, having the chemical formula Mg₃Al₂(SiO₄)₃-Mn²⁺₃Al₂(SiO₄)₃, exclusively found in the alluvial deposits of the River Umba, and having a light-pink to purple colour.
  2. (countable) A gemstone consisting of the mineral umbalite.

Translations edit