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单词 diopside
释义

diopside


di·op·side

D0235600 (dī-ŏp′sīd′)n. A light green, monoclinic pyroxene mineral, CaMgSi2O6, used as a gemstone and refractory.
[French : di-, two (from Greek; see di-1) + Greek -opsis, -opsis.]

diopside

(daɪˈɒpsaɪd; -sɪd) n (Minerals) a colourless or pale-green pyroxene mineral consisting of calcium magnesium silicate in monoclinic crystalline form: used as a gemstone. Formula: CaMgSi2O6[C19: from di-2 + Greek opsis sight, appearance + -ide]

di•op•side

(daɪˈɒp saɪd, -sɪd)

n. a varicolored monoclinic pyroxene mineral, calcium magnesium silicate, CaMg(SiO3)2, usu. occurring in crystals. [1800–10; di-3 + Greek óps(is) appearance + -ide]

Diopside


diopside

[dī′äp‚sīd] (mineralogy) CaMg(SiO3)2 A white to green monoclinic pyroxene mineral which forms gray to white, short, stubby, prismatic, often equidimensional crystals. Also known as malacolite.

Diopside

 

a 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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更新时间:2024/11/12 14:35:18