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.
Glass is a non-crystalline inorganic material, with the temperature rise of flacherie, when heating the softening temperature reached glass, glass will be distorted.