nSpessartite(Min) A manganesian variety of garnet.
Century Dictionary and Cyclopedia
nspessartiteA manganesian variety of garnet.
nspessartiteIn petrography, a name used by Rosenbusch (1895) for a variety of lamprophyre composed of hornblende and diopside with lime-soda feldspar. Occasionally orthoclase and olivin may be present. The variety is nearly the same as camptonite.