Tremolite

Ca-amphibole, double chain inosilicate mineral

Tremolite is a amphibole silicate mineral. The fibrous form is one of the most dangerous types of asbestos, and is often found as a contaminant in other mineral products such as talc and vermiculite.

A piece of tremolite asbestos
Electron microscope image of tremolite fibers

Incidents

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Tremolite has been involved in several product recalls and lawsuits:

  • A lawsuit was filed involving contaminated baby powder made by Johnson and Johnson.[1]
  • Tremolite sometimes occurs as a contaminant in vermiculite[2]
  • In 2019, a Jojo Siwa makeup kit was recalled after it tested positive for tremolite[3]

References

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  1. Wood, Mike. "J&J knew for decades that asbestos lurked in its baby powder". Reuters. Retrieved 26 August 2024.
  2. "Vermiculite Insulation". MN Dept. of Health. Retrieved 26 August 2024.
  3. "JoJo Siwa speaks out about makeup kit that tested positive for asbestos". TODAY.com. 7 June 2019. Retrieved 26 August 2024.