Tremolite
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Tremolite is a member of the amphibole group of silicate minerals with composition Ca2Si8O222. Tremolite forms by metamorphism of sediments rich in dolomite and quartz, and occurs in two distinct form
Tremolite Campolungo
Tremolite from the Aure Valley, French Pyrenees (size: 8.2 × 6.7 cm)
Crystalline tremolite
Asbestos
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Asbestos or asbestus is a group of naturally occurring, fibrous silicate minerals that have been used for thousands of years to create flexible fire-resistant objects, such as fireproof fabrics. It is
Tremolite
…minerals known as the gemstone jade, is a green crystalline variety of tremolite. The fibrous form of tremolite is one of the six recognised types of asbestos. Inhaling asbestiform tremolite can lead to asbestosis, lung cancer and both pleural and malignant mesothelioma. Fibrous tremolite is sometimes found…
Industrial scale asbestos mining began in 1878 in Thetford township, Quebec. By 1895, mining was increasingly mechanized.
Canada's biggest power shovel loading an ore train with asbestos at the Jeffrey Mine, Johns-Manville Co., Asbestos, Quebec, June 1944
The applications of asbestos multiplied at the end of the 19th century—this is an advertisement for an asbestos-lined clothes iron from 1906
Asbestos fabric