datolite

[dat-l-ahyt]

Phonetic (Standard)IPA

noun

a mineral, calcium and boron silicate, CaB(SiO4 )(OH), usually occurring in rock cavities in the form of colorless, prismatic crystals.

datolite

/ ˈ��ɪ��əˌ��ɪ�� /

noun

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)

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Other Word Forms

datolitic adjective

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Word History and Origins

Origin of datolite¹

1800–10; < German Datolith, equivalent to Greek dat ( ��î��ٳ󲹾� ) to divide, share out + -o- + German -lith; -lite

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Word History and Origins

Origin of datolite¹

C19: dato- from Greek dateisthai to divide + _-lite

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Example Sentences

Examples have not been reviewed.

A double salt of boric and silicic acids, as in the natural minerals tourmaline, datolite, etc.

From

It occurs in nature also in boracite, datolite, tourmaline, and some other minerals.

From

A variety of datolite, usually having a botryoidal structure.

From

The crystals were for a long time considered to be orthorhombic, and indeed they approach closely to this system in habit, interfacial angles and optical orientation; humboldtite was the name given by A. L�vy in 1823 to monoclinic crystals supposed to be distinct from datolite, but the two were afterwards proved to be identical.

From

Datolite is white or colourless, often with a greenish tinge; it is transparent or opaque.

From

dato Datong

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