Vesuvianite Idocrase符山石
mangan vesuvianite锰符山石
vesuvianite greened amethyst染绿紫晶
Idocrase or Vesuvianite符山石
N（名词） a green, brown, or yellow mineral consisting of a hydrated silicate of calcium, magnesium, iron, and aluminium: it occurs as tetragonal crystals in limestones and is used as a gemstone. Formula: Ca10(Mg,Fe)2Al4Si9O34(OH)4 维苏威石 (Also called idocrase, vesuvian)