wollastonite

[ wool-uh-stuh-nahyt ]

noun

1. a mineral, calcium silicate, CaSiO 3 , occurring usually in fibrous white masses.

wollastonite

/ ˈwʊləstəˌnaɪt /

noun

1. a white or grey mineral consisting of calcium silicate in triclinic crystalline form: occurs in metamorphosed limestones. Formula: CaSiO 3

wollastonite

/ wl′ə-stə-nīt′ /

1. A white to gray triclinic or monoclinic mineral found in metamorphic rocks and used in ceramics, paints, plastics, and cements. Chemical formula: CaSiO 3 .

Word History and Origins

Origin of wollastonite¹

1815–25; named after W. H. Wollaston; -ite ¹

Word History and Origins

Origin of wollastonite¹

C19: named after W. H. Wollaston (1766–1828), English physicist

Example Sentences

Calcium silicate is found in other forms, including wollastonite in the crust and breyite in the middle and lower regions of the mantle.

From Scientific American

The company conducted exploratory drilling last year to determine the quantity and quality of the wollastonite located on the state land in question.

From New York Times

The company, a major employer in the region, operates two wollastonite mines in Essex County, including one next to the Jay Mountain Wilderness.

From New York Times

Secondary mica is also a common result of alteration, and among other products are pinite, epidote, saussurite, chlorite, wollastonite and various zeolites.

From Project Gutenberg

The Liassic beds are often metamorphosed and the limestones contain garnet and wollastonite.

From Project Gutenberg