# vajdakite

> English word · Noun

## Definitions
1. A monoclinic-prismatic mineral containing arsenic, hydrogen, molybdenum, and oxygen.

## Etymology
From Vajdak + -ite, after Josef Vajdak (1930–2019), for his significant contribution in the study of minerals in the Jachymov ore district (in northwestern Bohemia, Czechia).

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