Glass is a non-crystalline inorganic material, with the temperature rise of flacherie, when heating the softening temperature reached glass, glass will be distorted.
The reports of anthropologist's fieldwork also indicate that the facts of nonliterate society defiladed and distorted by literate society need a new cognition.
The crystal structure has been determined by X ray single crystal diffraction, showing a distorted trigonal bipyramidal configuration with five coordination for the central tin atom.