ALL meanings of vivianite
viv·i·an·ite
V v - noun vivianite a secondary mineral, hydrous ferrous phosphate, Fe 3 (PO 4) 2 ⋅8H 2 O, occurring in the form of pale blue crystals or powder. 1
- noun vivianite (mineralogy) A blue, green or colourless mineral of monoclinic crystals, Fe3(PO4)2·8H2O. 0
- noun vivianite a phosphate of iron 0