- Types:
- show 7 types...
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nephrite
an amphibole mineral consisting of calcium magnesium silicate in monoclinic crystalline form; a source of jade that is less valuable than from jadeite; once believed to cure kidney disorders
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actinolite
a green mineral of the amphibole group; calcium magnesium iron silicate
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anthophyllite
a dark brown mineral of the amphibole group; magnesium iron silicate
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asbestos
a fibrous amphibole; used for making fireproof articles; inhaling fibers can cause asbestosis or lung cancer
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hornblende
a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron
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chrysotile
a grey or green fibrous mineral; an important source of commercial asbestos
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tremolite
a white or pale green mineral (calcium magnesium silicate) of the amphibole group used as a form of asbestos
