What is the chemical formula of huntite?
Huntite has the formula Mg3Ca(CO3)4 and can be described as magnesium calcium carbonate. Huntite-bearing rock is an aggregate which also has hydromagnesite associated with it. Hydromagnesite has the formula Mg5(CO3)4(OH)2 ·4H2O and can be characterised as hydrated magnesium carbonate.
