Other Definitions
tremolite (dict)
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TremoliteTremolite is a member of the Amphibole group of silicate minerals with composition: Ca2Mg5Si8O22(OH)2. Tremolite forms by metamorphism of sediments rich is dolomite, quartz. Tremolite forms a series with actinolite and ferro-actinolite. Pure magnesium tremolite is creamy white, but the color grades to dark green with increasing iron content. A fibrous variety ov tremolite is used as asbestos. One of the two minerals of the gemstone jade is nephrite, a green variety of tremolite. Tremolite is an indicator of metamorphic grade since at high temperatures it converts to diopside. Calcite, grossularite, talc, and serpentine are common associates of tremolite. References
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