1) Mineral
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https://www.crosswordclues.com/clue/wollastonite
Wollastonite is a calcium inosilicate mineral (CaSiO3) that may contain small amounts of iron, magnesium, and manganese substituting for calcium. It is usually white. It forms when impure limestone or dolostone is subjected to high temperature and pressure sometimes in the presence of silica-bearing fluids as in skarns or contact metamorphic rocks...
Found on
http://en.wikipedia.org/wiki/Wollastonite
• (n.) A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar.
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http://thinkexist.com/dictionary/meaning/wollastonite/
white, glassy silicate mineral that commonly occurs as masses or tabular crystals with other calcium-containing silicates (e.g., diopside, ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/w/47
Wol'las·ton·ite noun [ After Dr. W. H.
Wollaston , an English chemist, who died in 1828.]
(Min.) A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar.
Found on
http://www.encyclo.co.uk/webster/W/46
Wollastonite, named after the English chemist William Wollaston, is a silicate of lime of a white to grey, red, or yellow colour, occurring generally in cleavable masses, and rarely in tabular crystals, mainly as a contact metamorphic mineral in crystalline limestones. It has the formulae CaSiO3 and a relative hardness of 5. It is used in the manuf...
Found on
http://www.probertencyclopaedia.com/browse/HW.HTM
Calcium metasilicate (beta)
Found on
http://www.translationdirectory.com/glossaries/glossary075.htm
[
n] - a white or grayish mineral typically found in metamorphic limestone
Found on
http://www.webdictionary.co.uk/definition.php?query=wollastonite
noun a white or greyish mineral typically found in metamorphic limestone; a silicate of calcium
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.
