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chlorite |
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chloriteWidespread group of layer silicate minerals composed of hydrous aluminum silicates, usually of magnesium and iron. The name, from the Greek for “green,” refers to chlorite's typical colour. Chlorites have a silicate layer structure similar to that in micas. They characteristically occur as alteration products of other higher temperature minerals and are most common in sedimentary and igneous rocks and in some metamorphic rocks. chlorite [′klȯr‚īt] (inorganic chemistry) A salt of chlorous acid. (mineralogy) Any of a group of greenish, platyhydrous monoclinic silicates of aluminum, ferrous iron, and magnesium which are closely associated with and resemble the micas. 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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| The Fire Lake Formation, composed mainly of chloritic phyllite of mafic metavolcanic composition (Murphy et al. Beginning at 67 meters depth, and continuing to 158 meters, the hole intersected mineralization with typical chloritic quartz veining, the interval containing a visual estimate of 1. 85 meter intercept with an average of 40% pyrite in a black chloritic altered felsic tuff, thus explaining the geophysical anomaly. |
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