Which of the following is NOT a type of asbestos?

The correct choice identifies quartzite as not being a type of asbestos. Asbestos is a group of naturally occurring mineral fibers that are known for their durability, heat resistance, and insulating properties. The recognized types of asbestos include crocidolite, amosite, and chrysotile.

Crocidolite, often referred to as blue asbestos, is known for its fine fibers and high resistance to heat. Amosite, or brown asbestos, is commonly found in insulation materials and has a high tensile strength. Chrysotile, or white asbestos, is the most commonly used type of asbestos and is often found in roofing materials, floor tiles, and insulation.

In contrast, quartzite is a metamorphic rock formed from sandstone and composed predominantly of quartz crystals. It has no relation to asbestos in terms of chemical composition or physical properties. This distinction is crucial, as understanding different minerals and materials is fundamental to health and safety practices, especially considering the hazardous effects associated with asbestos exposure.