• Feldspar; leucite; nepheline and nepheline syenite; fluorspar.

    长石白榴石霞石霞石正长岩;萤石(氟石)。

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  • The light - colored minerals of K -rich volcanic rocks in this area are alkaline feldspar, leucite and nepheline.

    本区富火山岩浅色矿物碱性长石白榴石霞石。

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  • 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,白榴石碱玄岩来自更加富集地幔源区,其地幔部分熔融程度相对较低

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  • 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粗安岩,少量面岩、玄武粗安岩、白榴石玄武粗安岩;

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  • 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·雷斯教授偏振光照射白榴石并拍摄到了该照片。

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  • 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·雷斯教授偏振光照射白榴石并拍摄到了该照片。

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