随碱质含量的增加出现碱性长石副长石和碱性暗色矿[矿物]霞石(Nepheline)是最常见和最主要的似长石矿物,它为含钠和钾的铝硅酸盐KNa3[AlSiO4]4。主要产于富钠贫硅的碱性火成岩中,不可能与石英一块出现。
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nepheline syenite [岩] 霞石正长岩 ; 霞长石 ; 高纯霞石粉
nepheline basalt [岩] 霞石玄武岩
complete treatment of nepheline 霞石完全处理
nepheline basanite 霞石碧玄岩
nepheline tephrite 霞石碱玄岩
nepheline phonolite [岩] 霞石响岩
nepheline monzonite [岩] 霞石二长岩
nepheline gabbro 霞石辉长岩
nepheline picrite 霞石苦橄岩
Their main minerals are potassium feldspar. Quartz and anorthose only appear in early intrusive monzonite; Nepheline appear from nepheline-bearing aegirine augite syenite in the medium period of incursion and their content increase progressively.
主要矿物为钾长石，石英、斜长石仅见于早期侵入的二长岩中；霞石自中期的含霞霓辉正长岩出现，逐渐增多；霓辉石和黑云母随岩浆作用进展逐渐增多。
参考来源 - 山西临县紫金山碱性杂岩体的岩浆作用及其动力学背景·2,447,543篇论文数据，部分数据来源于NoteExpress
N a whitish mineral consisting of sodium potassium aluminium silicate in hexagonal crystalline form: used in the manufacture of glass and ceramics. Formula: (Na,K)(AlSi)2O4 霞石; 含有在六角晶质结构中的钠钾铝硅酸盐的白色矿石
Feldspar; leucite; nepheline and nepheline syenite; fluorspar.
长石；白榴石；霞石及霞石正长岩；萤石(氟石)。
Nepheline is a typical kind of alkaline mineral, which forms mainly in alkaline deposit and its pegmatite.
霞石为典型的碱性矿物，主要生成于碱性岩及其伟晶岩中。
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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