quartz

Meaning

1. The most abundant mineral on the earth's surface, of chemical composition silicon dioxide, SiO₂. It occurs in a variety of forms, both crystalline and amorphous. Found in every environment.
2. (slang) Crystal meth: methamphetamine hydrochloride.

Synonyms

crystal

quartz glass

silicon dioxide

vitreous silica

bright

silica

lechatelierite

jeweled stone

shiny

chalcedony

dazzling

firestone

moonstone

agate

small wave in water

Pronounced as (IPA)

/k(w)ɔːts/

Etymology

From German Quarz, from Middle High German (Central East German) quarz, twarc, from a West Slavic language [compare Polish twardy (“hard”), Czech tvrdý (“hard”)], from Proto-Slavic *tvьrdъ.