Linked from
The 22 pages that link to Crystal water, each with the reason it gives.
HydrateRelated: This is the water component that distinguishes hydrates from anhydrous crystals.
EfflorescenceRelated: Its departure is the defining material change in efflorescence.
Manganese(II) sulfateRelated: Some manganese(II) sulfate crystals contain structurally bound water.
Iron(III) nitrateRelated: Common crystalline forms of iron(III) nitrate contain bound water.
Potassium alumRelated: Twelve water molecules are part of potassium alum’s hydrated crystal formula.