hedenbergite

[ hed-n-ber-gahyt ]

noun

1. a contact metamorphic mineral of the pyroxene family, calcium ferrous silicate, CaFe(SiO 3 ) 2 , that forms black prismatic crystals in crystalline limestone.

Word History and Origins

Origin of hedenbergite¹

1815–25; named after L. Hedenberg, early 19th-century Swedish chemist; -ite ¹