ordoñezite
/ˌɔːdəˈnjeɪzʌɪt/(also ordonezite) Mineralogy
noun
A rare mineral consisting of an antimonate of zinc, ZnSb2O6, belonging to the tetragonal system and occurring as brown crystals.
Origin
1950s. From the name of Ezequiel Ordoñez, Mexican geologist + -ite.