'Rensselaerite' definitions:

Definition of 'rensselaerite'

(from WordNet)
noun
A kind of soft talc; sometimes used as wood filler

Definition of 'Rensselaerite'

From: GCIDE
  • Rensselaerite \Rens"se*laer*ite\ (r?ns"se-l?r-?t), n. (Min.) A soft, compact variety of talc,, being an altered pyroxene. It is often worked in a lathe into inkstands and other articles. [1913 Webster]