Webster's Revised Unabridged Dictionary · 1913

Pinite

Pinite , noun

[So called from Pini, a mine in Saxony.]

(Mineralogy) A compact granular cryptocrystalline mineral of a dull grayish or greenish white color. It is a hydrous alkaline silicate, and is derived from the alteration of other minerals, as iolite.

Pinite , noun

[Latin pinus the pine tree.]

1.
(Paleontology) Any fossil wood which exhibits traces of having belonged to the Pine family.
2.
(Chemistry) A sweet white crystalline substance extracted from the gum of a species of pine (Pinus Lambertina). It is isomeric with, and resembles, quercite.