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单词 wiluite
释义

wiluite

英汉-汉英词典
n. 硼符山石
词组 | 习惯用语
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  • wildlife n. 野生动植物 adj. 野生动植物的
  • witter vi. 没完没了地唠叨琐事
  • Lucite n. 透明合成树脂

网络短语:
wiluite 钙铝榴石; 硼符山石钙铝榴石威鲁石; 威鲁石;
英语百科

Wiluite

Wiluite is a dark green, brownish, or black blocky silicate mineral with formula: Ca19(Al,Mg,Fe,Ti)13(B,Al,[ ])5Si18O68(O,OH)10. It has a Mohs hardness of 6 and a specific gravity of 3.36. It has a vitreous lustre, poor cleavage and an irregular brittle fracture. It crystallizes in the tetragonal system and occurs as well-formed crystals with good external form. It is isostructural with the vesuvianite group and is associated with wollastonite and olive-green grossulars (viluites) in a serpentinized skarn.

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