🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsTiếng ViệtРусскийالعربيةفارسی中文日本語EntityQ903232· pop 14· linked from 1,465 articlesHermann–Mauguin notationAlso known as international notationnotation to represent symmetry in point groups, plane groups and space groupsAvailable in 14 languagesEspañolFrançaisDeutsch中文日本語РусскийItalianoBahasa IndonesiaCatalanNorwegian NynorskConnectionshexagonal crystal systemEntityneutron diffractionEntityCategoriesChemical nomenclatureCrystallography