# tiemannite

> English word · Noun

## Definitions
1. An isometric-hextetrahedral grayish white mineral containing mercury and selenium; mercury selenide, chemical formula HgSe.

## Etymology
From Tiemann + -ite, after Johann Carl Wilhelm Tiemann (1848–1899).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/tiemannite