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Types of Asbestos: Their Uses and Health Effects

Legally Reviewed by Joseph P. Williams on October 17, 2025

Danger Asbestos Warning Sign

Different types of asbestos were once widely used in construction, manufacturing and other industries. Although the health risks of asbestos exposure—which include mesothelioma and other forms of cancer—are well known today, asbestos was used throughout most of the 20th century in a diverse range of industries and products. Asbestos-dangerous materials, including both amphibole and serpentine types, were prevalent. Serpentine asbestos, characterized by its curly fibers, is the most common form found in building materials. Asbestos was especially widespread in the construction industry, where workers faced significant risks from exposure during building, demolition, and renovation activities. The risk of exposure remains significant. 

Because the symptoms of asbestos-caused illnesses typically take decades to manifest, many who were exposed to asbestos when it was routinely employed in construction, manufacturing, and other occupations are only now experiencing its effects. Over the years, regulatory actions have led to banned asbestos in many products and the implementation of asbestos regulations to protect public health.

Asbestos-related diseases are believed to claim the lives of between 12,000 and 15,000 people each year, according to the Environmental Working Group. The World Health Organization, National Cancer Institute, and the U.S. The Department of Health and Human Services all recognize asbestos as a major health hazard and authoritative sources on asbestos diseases and health hazards.

Asbestos exposure can lead to a range of asbestos diseases and asbestos related disease, including cancers and chronic illnesses.

Introduction to Asbestos

Asbestos refers to a group of naturally occurring minerals that are both toxic and carcinogenic. For decades, these minerals were prized in industries such as construction, manufacturing, and mining for their durability and resistance to heat and chemicals. The six recognized types of asbestos—chrysotile, amosite, crocidolite, tremolite, anthophyllite, and actinolite—are all composed of long, thin asbestos fibers that can easily become airborne when disturbed. When inhaled, these microscopic fibers pose a significant health risk, as they can lodge in the lungs and other tissues, leading to serious health effects. Understanding the different types of asbestos and the dangers of asbestos exposure is crucial for protecting yourself and others from the long-term health effects associated with these hazardous minerals.

Asbestos Minerals

The term “asbestos” actually applies to a group of fibrous minerals that fall into one of two classes:

  • Serpentine asbestos: Chrysotile is the only asbestos member of the serpentine asbestos mineral family. This so-called “white asbestos” has been used more widely than any other asbestos type; serpentine asbestos minerals are distinguished in part by their curly fibers.
  • Amphibole: The amphibole class includes five types of asbestos, which are characterized by their needle-like fibers, known as amphibole asbestos fibers.

The fibers of each asbestos mineral type, known as asbestos fibres, are composed of microscopic fibrils, which are released when the asbestos-containing material is broken down. Asbestos fibres, including both serpentine and amphibole asbestos fibers, are hazardous due to their microscopic size and ability to penetrate lung tissue. These fibrils may, in turn, be inhaled and accumulate in the lungs, where they trigger the cell mutations that lead to mesothelioma and lung cancer. Each asbestos mineral type is classified as a toxic substance due to its health hazards.

Asbestos Types

Within the serpentine and amphibole classes are six recognized types of asbestos materials, with each asbestos type having unique properties and applications:

  • Chrysotile asbestos
  • Actinolite asbestos
  • Amosite asbestos
  • Anthophyllite asbestos
  • Crocidolite asbestos
  • Tremolite asbestos

These asbestos types have been used in a wide range of asbestos containing products and asbestos products, many of which contained asbestos as a key component.

These forms of asbestos differ somewhat in their composition and application, although they generally share properties of heat and electrical resistance, and they bond easily with other materials. Some types of asbestos have been used commercially, while others have been used as additives to industrial goods.

Asbestos Containing Materials

Asbestos-containing materials (ACMs) are products that have one or more types of asbestos incorporated into their composition. Due to their exceptional fire resistance and insulating properties, ACMs were widely used in a variety of applications, especially in construction and industrial settings. Common examples of asbestos-containing materials include ceiling tiles, floor tiles, insulation materials, roofing materials, and cement sheets. These materials were often chosen for their ability to withstand heat and prevent fire, but they can release dangerous airborne asbestos fibers if damaged or disturbed. Inhalation of these fibers can lead to severe health effects, such as lung cancer, mesothelioma, and other respiratory diseases. Identifying and properly managing asbestos-containing materials is essential to prevent exposure to airborne asbestos and protect public health.

Chrysotile Asbestos

Hand-specimen of asbestiform serpentine ore, also known as chrysotile, one of six minerals currently regulated as asbestos.

Chrysotile asbestos, shown here in its mineral form, is the most commonly used type of asbestos. Asbestos-containing materials have been widely used in various industries, impacting both public health and the environment.

Chrysotile is the most commonly used type of asbestos, thanks in part to its fire resistance and flexibility. Just a few examples of chrysotile’s uses include:

  • Asphalt for roads and roofs
  • Fireproofing products
  • Brake pads
  • Cement, including pipes and sheets
  • Plastics
  • Rubber
  • Some cloth and fabric

Chrysotile deposits have historically supplied the raw material for many asbestos products, and trace amounts of amphibole asbestos can sometimes be found in these deposits.

Although it is the only type of asbestos in the serpentine class, chrysotile asbestos is believed to account for 90 to 95 percent of all asbestos use. Studies indicate that chrysotile asbestos has been linked to more cases of mesothelioma than any amphibole asbestos minerals.

The Environmental Protection Agency, under the authority of the Toxic Substances Control Act, has played a significant role in regulating and banning certain uses of chrysotile asbestos, including recent asbestos ban actions to protect public health.

Actinolite Asbestos

A member of the amphibole mineral class, actinolite asbestos has been used in a number of construction materials, including:

  • Drywall
  • Cement
  • Insulation
  • Paint
  • Sealants

Exposure to asbestos, particularly in occupational settings such as construction and manufacturing, poses significant health risks. Asbestos mining and the operation of asbestos mines have historically contributed to the presence of asbestos dust in the environment, increasing the risk of exposure for workers and nearby communities.

Actinolite asbestos can also be found in vermiculite and talc. Mining vermiculite has sometimes resulted in contamination with asbestos fibers, posing additional health risks. Though its use wasn’t as widespread as other types of asbestos, actinolite asbestos breaks down into incredibly tiny fibers that are easily inhaled and can contribute to mesothelioma and lung cancer.

Amosite Asbestos

Also known as “brown asbestos,” amosite is the second most commonly used type of asbestos behind chrysotile. Asbestos workers, particularly those handling amosite, face increased risks of mesothelioma and other cancers due to occupational exposure. Amosite was heavily used in building materials, including:

  • Cement
  • Insulation
  • Roofing
  • Ceiling tiles

Many of these building materials contained asbestos as an integral component. Amosite is often found in friable asbestos materials, which can easily release fibers when disturbed, and in non-friable asbestos products, which may become hazardous if damaged over time. Protecting workers from exposure requires strict adherence to occupational safety and health guidelines, including the use of personal protective equipment to protect workers from airborne fibers.

Amosite asbestos is a common source of mesothelioma and other forms of asbestos-related cancer thanks to its popularity and the inhalable nature of its fibers when broken apart.

Anthophyllite Asbestos

A relatively rare form of asbestos, anthophyllite’s use has been mostly limited to a few cement products and insulation materials. Still, the long, acute fibers of this brownish or yellowish asbestos pose severe health risks when inhaled.

Because materials in older buildings may contain asbestos, it is important to use professional testing to identify asbestos and avoid disturbing asbestos-containing materials.

Health Effects of Asbestos

Exposure to asbestos fibers is a serious health hazard that can result in a range of life-threatening diseases. When asbestos-containing materials are disturbed, they can release airborne asbestos fibers that are easily inhaled. Once inside the body, these fibers can become trapped in lung tissue, causing inflammation, scarring, and genetic damage over time. The most significant health effects of asbestos exposure include lung cancer, mesothelioma, and asbestosis, but the risks extend to other diseases as well. Because the symptoms of asbestos-related illnesses often take decades to appear, many people may not realize they have been affected until the disease is advanced. Preventing exposure to airborne asbestos fibers is the most effective way to reduce the risk of these serious health effects.

Lung Cancer Risk

Lung cancer is one of the most common and deadly health effects associated with asbestos exposure. When asbestos fibers are inhaled, they can penetrate deep into lung tissue, causing cellular damage and genetic mutations that may eventually lead to the development of lung cancer. The risk of lung cancer is significantly higher in individuals who have been exposed to asbestos, especially those who also smoke or have been exposed to other carcinogens. Protecting against asbestos exposure and minimizing contact with asbestos fibers is critical for reducing the risk of lung cancer and safeguarding lung health.

Ovarian Cancer Link

Recent research has also identified a link between asbestos exposure and ovarian cancer. Asbestos fibers can be inhaled or ingested and may travel through the body to reach the ovaries, where they can cause chronic inflammation and genetic changes. Over time, this can increase the risk of developing ovarian cancer. The evidence connecting asbestos fibers to ovarian cancer highlights the importance of strict controls and preventive measures to limit asbestos exposure in all environments.

Other Asbestos-Related Diseases

In addition to lung cancer and mesothelioma, asbestos exposure can cause several other serious diseases. Asbestosis is a chronic lung disease that results from the inhalation of asbestos fibers, leading to scarring and inflammation of lung tissue, which can cause persistent shortness of breath and reduced lung function. Other conditions, such as pleural plaques and pleural thickening, involve the formation of scar tissue in the lining of the lungs, which can restrict breathing and cause discomfort. These diseases underscore the importance of identifying and managing asbestos-containing materials to prevent exposure and protect against the long-term health risks associated with asbestos fibers.

Crocidolite Asbestos

Example of asbestiform riebeckite ore, also known as crocidolite (or "blue asbestos"), one of six mineral types currently regulated as asbestos.

Crocidolite asbestos, aka “blue asbestos,” was used in the manufacture of pipe insulation, tiles and some cement products.

Crocidolite asbestos is one of the most hazardous types of asbestos and was primarily used in pipe insulation, tiles and some cement products. Its use was limited compared with chrysotile asbestos because it is not as heat-resistant.

Crocidolite has fine, sharp fibers with a bluish hue (hence its nickname “blue asbestos”) when viewed under a microscope.

Exposure to crocidolite fibers is strongly associated with malignant mesothelioma and other asbestos-related diseases. Even brief exposure can increase the risk of developing mesothelioma.

Research into environmental exposure to crocidolite suggests that, per capita, crocidolite may be responsible for more illnesses and deaths than any other form of asbestos.

Tremolite Asbestos

Like some other types of asbestos, tremolite is found in other minerals, including vermiculite and talc. Tremolite consists of amphibole asbestos fibers, which are particularly hazardous due to their needle-like shape.

Though tremolite was not commonly used, it was added to a range of goods including: paint, sealants, insulation, roofing, and plumbing materials.

Exposure to tremolite asbestos can lead to serious health risks. Regulatory agencies such as health administration authorities and the Safety and Health Administration play a critical role in monitoring and enforcing regulations on asbestos exposure to protect public health.

Contact an Experienced Asbestos Exposure Lawyer

New York mesothelioma lawyer Joseph P. Williams understands the life-changing impacts of mesothelioma and other asbestos-related diseases. The Williams Law Firm is dedicated to helping asbestos exposure victims and their families recover the financial security they need to cope with medical costs and other expenses. Occupational safety is a critical concern, especially for those exposed to asbestos in their workplace.

If you or a loved one was diagnosed with mesothelioma, please contact us online. We offer free consultations to help you understand your options, and we don’t charge for our services unless we recover on your behalf.

Though we’re based in New York, The Williams Law Firm works with clients nationwide. We are able to visit with you via video conference or in the comfort of your home.

As the founding partner of Williams Law Firm, Joseph P. Williams has dedicated over 30 years to representing mesothelioma victims and their families. His firm has recovered hundreds of millions of dollars for those affected by asbestos exposure, offering personalized, aggressive legal advocacy. Based in New York, Williams Law Firm provides free consultations and handles cases nationwide.

Joseph P. Williams

Legally Reviewed by

Joseph P. Williams
Renowned Mesothelioma Attorney

October 17, 2025

As the founding partner of Williams Law Firm, Joseph P. Williams has dedicated over 30 years to representing mesothelioma victims and their families. His firm has recovered hundreds of millions of dollars for those affected by asbestos exposure, offering personalized, aggressive legal advocacy. Based in New York, Williams Law Firm provides free consultations and handles cases nationwide.

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