hydromagnesite

English

Etymology

Etymology tree

Proto-Indo-European *wed-

Proto-Indo-European *-r̥

Proto-Indo-European *wódr̥

Proto-Hellenic *údōr

Ancient Greek ῡ̆̔́δωρ (hū̆́dōr)

Ancient Greek ῠ̔δρο- (hŭdro-)der.

English hydro-

English magnesite

English hydromagnesite

From hydro- + magnesite.

Noun

hydromagnesite (plural hydromagnesites)

1. (mineralogy) A hydrated magnesium carbonate mineral with the chemical formula Mg₅(CO₃)₄(OH)₂.4H₂O, used as a fire retardant.

Further reading

• David Barthelmy (1997–2026), “Hydromagnesite”, in Webmineral Mineralogy Database.
• “hydromagnesite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.