Hermann-Mauguin symbol
[ hur-muh n-moh-gan, her-mahn- ]
/ ˈhɜr mən moʊˈgæn, ˈhɛr mɑn- /
noun Crystallography.
a notation for indicating a particular point group.
Origin of Hermann-Mauguin symbol
after Carl
Hermann (1898–1961), German crystallographer and Charles
Mauguin (1878–1937), French crystallographer