Example sentences containing amphibole C57BL/6 mice were exposed by oropharyngeal aspiration to fiber suspensions at a very low dose of 3μg/mouse. Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity. Owing to health hazards, notably from inhalation, use of asbestos has been restricted. The fibers are generally brittle and cannot be spun, but are... | Review and cite AMPHIBOLE ASBESTOS … But the talc industry remains notoriously shrouded, with disagreements and contestations at every turn. Changing amphibole nomenclature, uncertainties in Fe +2 /Fe +3, and natural compositional variability result in samples of the asbestiform amphibole from Libby being variably classified as soda tremolite, richterite, sub-calcic actinolite, and winchite. See more. Enrich your vocabulary with the English Definition dictionary Whoever you believe, chrysotile asbestos is known to be a carcinogen and a leading cause of on-the-job illness and fatality. Type: noun; Copy to clipboard; Details / edit; Open Multilingual Wordnet. These other five types of asbestos that have been identified and mined commercially include amosite, a trade name name given to brown asbestos that is found in South African mines. ‘asbestos shingles’ ‘The inhalation of amphibole asbestos is now widely recognized as being highly dangerous to human health.’ ‘But his lungs lost the battle for health years ago when he worked with blue asbestos fibres, insulating for the telephone company.’ -lies. The use of asbestos and exposure to it has serious health consequences. It is decidedly not safe. Pronunciation of amphibole and its etymology. The asbestos fibers had dimensions consistent with those reported for air samples from actual amphibole asbestos operations, and the cleavage fragments were also dimensionally consistent with those found in non-asbestos mining and milling operations. Numbers and sizes of fibers from the lungs of 10 patients who had an amphibole asbestos-induced malignant pleural mesothelioma were analyzed. A class of asbestos that includes silicates of magnesium, iron, calcium, and sodium. Positive identification of a specific fiber type requires microscopic analysis and examination. asbestos definition in English dictionary, asbestos meaning, synonyms, see also 'asbestosis',assets',asbestine',asst'. asbestos: Any of six incombustible, chemical-resistant, fibrous minerals of impure magnesium silicate, occurring in either serpentine or amphibole form and used historically in many products, including fireproofing, electrical insulation, building materials, brake linings, and chemical filters. amphibole - WordReference English dictionary, questions, discussion and forums. All Free. Define Amphibole Asbestos. Asbestos is a naturally occurring mineral and comes in both many types and even colors. Serpentine vs Amphibole Asbestos: Uses and Dangers . The regulated amphiboles (riebeckite asbestos, grunerite asbestos, anthophyllite asbestos, tremolite asbestos, and actinolite asbestos) ... by serially increasing ages at low temperature steps that climb to a plateau-like segment yielding a weighted mean age of 211.8 ± 1.4 Ma. Indeed, many sources regard chrysotile asbestos as being just as dangerous as amphibole asbestos. Define amphibole asbestos. Meaning of amphibole with illustrations and photos. All asbestos fibers are hazardous to human health. noun amphibole any of a large group of minerals consisting of the silicates of calcium, iron, magnesium, sodium, and aluminium, usually in the form of long slender dark-coloured crystals. What does asbestos, amphibole mean? Some of these have even historically been cut and polished like gemstones. Learn more about the history of asbestos and … Is chrysotile asbestos still used and where? Related words - amphibole synonyms, antonyms, hypernyms and hyponyms. The principal varieties of asbestos are chrysotile, a serpentine material, and crocidolite, amosite, anthophyllite, tremolite and actinolite, which are amphiboles (4). Asbestos Types. Where the chemical composition of the amphibole is kno wn, the ἄσβεστος, asbestos, „unvergänglich”) ist eine Sammelbezeichnung für verschiedene, natürlich vorkommende, faserförmige Silikat-Minerale.Die Faser des Magnesioriebeckits oder Krokydoliths aus der Gruppe der Hornblenden (auch Blauasbest genannt) ist bläulich, die Faser des Chrysotils (Serpentingruppe) ist weiß oder grün. Amosite was found in 10 lungs and crocidolite in 9; the average ratio of amosite to crocidolite was approximately 14:1. Information and translations of asbestos, amphibole in the most comprehensive dictionary definitions resource on the web. Asbest (altgriech. Sources of these fibrous amphiboles are several plutons in southern Nevada and Arizona and alluvial fans emanating from asbestos-containing bedrock. 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