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Related to wollastonite: tremolite


A white to gray mineral, essentially CaSiO3, found in metamorphic rocks and used in ceramics, paints, plastics, and cements.

[After William Hyde Wollaston.]


(Minerals) a white or grey mineral consisting of calcium silicate in triclinic crystalline form: occurs in metamorphosed limestones. Formula: CaSiO3
[C19: named after W. H. Wollaston (1766–1828), English physicist]


(ˈwʊl ə stəˌnaɪt)

a mineral, calcium silicate, CaSiO3, occurring usu. in white, brown, or red granular masses.
[1815–25; after W. H. Wollaston; see -ite1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.wollastonite - a white or greyish mineral typically found in metamorphic limestone; a silicate of calcium
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
References in periodicals archive ?
15] reported that the molar enthalpy of wollastonite formation is -89.
Its existing mine has just three or four years of wollastonite remaining.
Vancote silane-treated Vansil wollastonite is used to improve flexural and impact strength, and dimensional stability.
In this work, three kinds of silane coupling agents (KH550, KH570, and KH792) were adopted to modify wollastonite to evaluate the effect of the surface treatment to the PEEK composites [22].
However, the coatings prepared with Wollastonite fillers were rough, and there seemed to be a restricted flow of the coating during the levelling and curing.
Composites of bioglass ceramic Apatite Wollastonite with poly Methamethacrylate (PMMA) were successfully injection moulded.
Vanderbilt's product line includes Nytal industrial talc, Vantal platy tale, Vansil wollastonite, Vancote silane-treated wollastonite, Pyrax pyrophyllite and Bilt-Plates 156 kaolin clay
Reserves: Balance reserves of wollastonite ores approved by the USSR State Reserves Committee on categories ?
Among the topics are high-temperature inter-laminar tension test method development for ceramic matrix composites, the effect of coating parameters on the electrodeposition of nickel containing nano-sized alumina particles, the influence of particle size distribution of Wollastonite on the mechanical properties of chemically bonded phosphate ceramics, thermally sprayed functionally graded materials, and engineered self-organized microstructures using directional solidification of eutectics.
There are a total of 24 kinds of minerals can be guaranteed, including coal, natural gas, tungsten, molybdenum, silver, rare earths, magnesite, fluorite, refractory clay, phosphorus, barite, cement, limestone, glass and siliceous materials, gypsum, kaolin, stone, diatomite, salt, sodium sulfate, bentonite, graphite, asbestos, talc, and wollastonite (http://www.
Some fillers, such as kaolin and diatomite, were found to accelerate the photo-oxidation of polyethylene, whereas other fillers, such as wollastonite, were found to stabilize polyethylene.
Nyco Minerals is introducing two new specialty wollastonite fillers.