diopside
di·op·side
D0235600 (dī-ŏp′sīd′)diopside
(daɪˈɒpsaɪd; -sɪd)di•op•side
(daɪˈɒp saɪd, -sɪd)n.
单词 | diopside |
释义 | diopsidedi·op·sideD0235600 (dī-ŏp′sīd′)diopside(daɪˈɒpsaɪd; -sɪd)di•op•side(daɪˈɒp saɪd, -sɪd)n. Diopsidediopside[dī′äp‚sīd]Diopsidea rock-forming mineral, a silicate of the group of monoclinic pyroxenes. Its chemical composition is CaMg[Si2O6]; part of the Mg can be replaced by Fe2+. Gray to grayish-green in color, it has a hardness on the mineralogical scale of 5.5-6 and a density of 3,270-3,400 kg/m3. Diopside is usually encountered as irregularly shaped grains with a good cleavage in gabbro, diabase, diorite, syenite, skarn, and other igneous and metamorphic rocks. More rarely it forms large transparent green crystals (so-called baikalite). |
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