leucite
白榴石
常用释义
英音[ ˈluːsaɪt ]
美音[ ˈlʊsaɪt ]
基本释义
- n. [矿物] 白榴石
例句
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1·Feldspar; leucite; nepheline and nepheline syenite; fluorspar.长石；白榴石；霞石及霞石正长岩；萤石(氟石)。
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2·The light - colored minerals of K -rich volcanic rocks in this area are alkaline feldspar, leucite and nepheline.本区富钾火山岩中浅色矿物有碱性长石、白榴石和霞石。
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3·Leucite tephrite was derived from the more enriched mantle source with lower degree of partial melting of mantle source than alkaline olivine basalt.相对于碱性橄榄玄武岩，白榴石碱玄岩来自于更加富集的地幔源区，其地幔的部分熔融程度相对较低。
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4·The main rock type of the volcanic rock is trachyandesite with small amounts of trachyte, basaltic-trachyandesite and leucite basaltic-trachyandesite.火山岩主要岩石类型为粗安岩，少量粗面岩、玄武粗安岩、白榴石玄武粗安岩；
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5·Crystal twinning patterns in a leucite crystal from volcanic rock, observed in polarized light by Dr. Michael M. Raith of the Steinmann Institut, University of Bonn, Bonn, Germany. Dr.火山岩中白榴石的晶体结构，来自德国波恩大学施泰因曼学院的迈克尔·m·雷斯教授用偏振光照射白榴石并拍摄到了该照片。