- a mineral, calcium and boron silicate, CaB(SiO4)(OH), usually occurring in rock cavities in the form of colorless, prismatic crystals.
Origin of datolite
Examples from the Web for datolite
Historical Examples of datolite
He uncovered a few more of the datolite crystals and put them in his pocket.The Flaming Mountain
Harold Leland Goodwin
Datolite is white or colourless, often with a greenish tinge; it is transparent or opaque.
Certain pseudomorphs of chalcedony after datolite, from Haytor in Devonshire, have received the name of “haytorite.”
- a colourless mineral consisting of a hydrated silicate of calcium and boron in monoclinic crystalline form, occurring in cavities in igneous rocks. Formula: CaBSiO 4 (OH)