Polyhalite
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A mineral usually occurring in fibrous masses, of a brick-red color, being tinged with iron, and consisting chiefly of the sulphates of lime, magnesia, and soda. countable, uncountable
"Shafts are now being sunk at Sirius Minerals' Woodsmith mine to extract polyhalite for use as an agricultural fertiliser, with much of the output exported."
Example
More examples"Shafts are now being sunk at Sirius Minerals' Woodsmith mine to extract polyhalite for use as an agricultural fertiliser, with much of the output exported."
Etymology
From German Polyhalit, from Ancient Greek πολύς (polús) + Ancient Greek ἅλς (háls) + -ite. Polyhalite is unrelated to halite other than name.
More for "polyhalite"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.