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actinolite |
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actinolite (ăktĭn`əlīt): see amphibole amphibole (ăm`fəbōl') ..... Click the link for more information. . actinoliteColourless to green amphibole mineral, darkening with increased iron content from green to black. It has a prismatic and splintery texture and is abundant in regionally metamorphosed (see metamorphism) rocks such as schists. Actinolite has a monoclinic crystal structure, and it may alter to chlorite. See also asbestos. actinolite [‚ak′tin·ə‚līt] (mineralogy) Ca2(Mg,Fe)5Si8O22(OH)2A green, monoclinic rock-forming amphibole; a variety of asbestos occurring in needlelike crystals and in fibrous or columnar forms; specific gravity 3-3.2. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Health Canada categorizes the different types of asbestos under two
broad mineralogical groups: serpentine (chrysotile) and amphibole
(tremolite, actinolite, amosite, anthophyllite, crocidolite, etc). In Wadi Sikait, these rocks are represented by
phlogopite and actinolite schists in the schist melange. Amphibole
minerals include five asbestos species: amosite, crocidolite, tremolite,
anthophyllite, and actinolite. |
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