Hypersthene is a mineral that belongs to the pyroxene group. It has a shiny black/brown color and is considered a common igneous rock. Synonyms for this mineral include "enstatite-orthopyroxene," "orthopyroxene," or simply "pyroxene." Other similar minerals that share properties with hypersthene include enstatite, augite, and diopside. These minerals are commonly found in volcanic rocks and have a similar chemical composition to hypersthene. Hypersthene is a popular mineral for collectors due to its metallic luster and attractive color. It can be found in various regions worldwide, including North America, South America, Europe, and Asia.