Vaterite
Esquema
Jerarquía
<materiales por composición> > material inorgánico > mineral
Descripción
One of three naturally occurring crystalline mineral forms (or polymorphs) of calcium carbonate. The other forms are aragonite and calcite. Spherical precipitates of vaterite have been recognized on microbial mats and biofilms in volcanic substrates as found in Roman catacombs.