a mineral, antimony trioxide, Sb2O3, occurring in pearl-colored isometric octahedrons: a dimorph of valentinite.
Origin of senarmontite
1850–55; named after Henri de Sénarmont (died 1862), French mineralogist; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a white or grey mineral consisting of antimony trioxide in cubic crystalline form. Formula: Sb 2 O 3
Word Origin for senarmontite
C19: named after Henri de Sénarmont (died 1862), French mineralogist
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012