What is "pinite"

Pinite \Pi"nite\, n. [L. pinus the pine tree.]

1. (Paleon.) Any fossil wood which exhibits traces of having belonged to the Pine family.

2. (Chem.) A sweet white crystalline substance extracted from the gum of a species of pine ( Pinus Lambertina). It is isomeric with, and resembles, quercite.

Pinite \Pin"ite\, n. [So called from Pini, a mine in Saxony.] (Min.) 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.

Etymology 1 n. 1 Any fossil wood which exhibits traces of having belonged to the pine family. 2 (context chemistry English) A sweet white crystalline substance extracted from the gum of a species of pine ((taxlink Pinus lambertiana species noshow=1), sugar pine), isomeric with quercite. Etymology 2

n. (context mineralogy English) 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, such as iolite.

n. grey or green or brown mineral similar to mica and containing aluminum and potassium sulphates