tremolite

[ trem-uh-lahyt ]

noun

Mineralogy.

1. a white or grayish variety of amphibole, Ca 2 Mg 5 Si 8 O 22 (OH) 2 , usually occurring in bladed crystals.

tremolite

/ ˈtrɛməˌlaɪt /

noun

1. a white or pale green mineral of the amphibole group consisting of calcium magnesium silicate. When occurring in fibrous habit, it is used as a form of asbestos. Formula: Ca 2 (Mg,Fe) 5 Si 8 O 22 (OH) 2

Other Word Forms

• trem·o·lit·ic [trem, -, uh, -, lit, -ik], adjective

Word History and Origins

Origin of tremolite¹

1790–1800; named after Tremola , valley in Switzerland; -ite ¹

Word History and Origins

Origin of tremolite¹

C18: from Tremola , name of Swiss valley where it was found + -ite

Example Sentences

In March, the FDA recalled at least three products, including Claire’s Eye Shadows, Compact Powder and Contour Palette after they tested positive for tremolite asbestos.

From Fox News

At least three products — including Claire's Eye Shadows, Compact Powder and Contour Palette — have tested positive for tremolite asbestos, the FDA said Tuesday.

From Fox News

Some of them, including tremolite, also occur as unremarkable “non-asbestiform” rocks.

From Reuters

Of the crayons tested, one, a green Playskool crayon, tested positive for trace amounts of tremolite, a form of asbestos.

From New York Times

Sean Fitzgerald, the institute's director of research and legal services, told the TV reporters that all of the samples tested positive for tremolite asbestos.

From Los Angeles Times