traskite

Century Dictionary and Cyclopedia

1. n. An early name of the Seventh-Day Baptists, from John Trask, one of their leaders in England in the seventeenth century. See Baptist.

Wiktionary

1. n. mineralogy A hexagonal-ditrigonal dipyramidal brownish red mineral containing aluminum, barium, calcium, chlorine, fluorine, hydrogen, iron, magnesium, manganese, oxygen, silicon, strontium, and titanium.