The molecule is a hydrate that is the octahydrate form of disodium tetraborate. It is a hydrate and a mineral. It contains a disodium tetraborate.
disodium;1,3,5,7-tetrahydroxy-2,4,6,8,9-pentaoxa-3,7-dibora-1,5-diboranuidabicyclo[3.3.1]nonane;octahydrate