sentence: Copper sulfate is triclinic.
sentences_before: The 'crystal structure' of a chemical is the shape of the crystal. There are several shapes of crystals. Sodium chloride is a cube.
sentences_after: Most things, even metals, have crystal structures. Some crystals fit more atoms in them than others. These crystals weigh more.
concept_name: copper sulfate
headings: Crystal structure
categories: Chemistry Minerals