钙碱性系列

本文利用岩浆与源岩之间的平衡关系研究了钙碱性系列岩浆的源岩，认为钙碱性系列岩浆的源岩既不是大洋壳，也不是上地幔，而是下地壳。

According to the equilibrium relation of the parental material with the magma this paper infers that the sources of the magma of the calc alkalic series are neither oceanic crust nor upper mantle but lower continental crust .

研究表明，冲绳海槽火山岩均属亚碱性系列，基性岩具有拉斑玄武岩系列和钙碱性系列的过渡性，中、酸性岩多属钙碱性系列；

The studies show that the rocks in Okinawa Trough is of a subalkaline rock series . The basic rocks belong to a transitional form between tholeiite series and calc alkalic series while most of the intermidiate rocks and acid rocks belong to calc alkalic series .

高钾钙碱性系列富Si、K，贫Mg、Fe、Ca、Al；

The high K calc _alkaline series is rich in Si , K , and poor in Mg , Fe , Ca , Al .

其中的玄武岩主要属钙碱性系列，少数属拉斑系列。

The basalts are mainly of calc-alkaline series rather than tholeiites .

该斑岩带斑岩属钙碱性系列、中酸性岩类。

Porphyry rocks in this belt are intermediate-acid rocks of calc-alkaline series .

主要岩石类型为爆发相、钙碱性系列的中酸性火山岩。

Dominant rock type is volcanic eruption facis and calc-alkaline medium-acid volcanic rocks .

岩性偏中性，属于钙碱性系列，显示低钛玄武岩特征。

The rock type is calc - alkaline series with low titanium quantity .

银山火山岩次火山岩属于高钾钙碱性系列。

Yinshan volcanic subvolcanic rocks belong to the high potassium calc alkali series .

酸性端员均属钙碱性系列。

The acid end-mem-ber belongs to calc-alkaline series .

高钾钙碱性系列；

High-K calc - alkaline series ;

主量元素特征表明卡拉塔格岩体属富钠的钙碱性系列；

The major element characteristics show that the intrusion belongs to the sodian calc - alkaline series .

认为该区酸性火山岩主要由流纹岩和英安岩组成，属低钾系列和钙碱性系列。

The rocks are mainly composed of rhyolite and dacite , belonging to low-K and calc - alkaline series .

三种火山岩均属钾质钙碱性系列，岩石化学成分显示为同源岩浆产物。

The three volcanics are of kalium alkaline series , with their chemical elements showing the same magma origin .

通过对岩浆岩碱度率和铝指数的计算，确定该区花岗岩类以钙碱性系列为主；

According to account for the alkalinity rate and aluminium exponent , the studying area granites mostly is calc-alkaline .

侏罗纪为钾质碱性系列，古近纪为钙碱性系列，而且前者岩浆源较浅，岩浆分异作用差。

The Jurassic volcanic rocks are belong to K alkaline and came from shallow crust with weak repartition of magma .

花岗岩类的常量化学成分，属高钾钙碱性系列花岗岩类，具同熔型或I–型花岗岩的特征。

The petrochemistry composition belongs to high potassium Ca-alkaline series , showing the special feature of syntectic or I-typed granite .

较为系统的地球化学研究结果显示，其为次铝质岩石、钙碱性系列，属I型花岗岩，构造环境类似于岩浆弧花岗岩。

So the granite belongs to I-type granite , which formed in a tectonic environment resembling that of magmatic arc granite .

内蒙古固阳地区西营子花岗岩体属于钙碱性系列，具有岛弧花岗岩的特征。

Xiyingzi granite-body in Guyang area , Inner Mongolia , belongs to calc-alkaline series , bearing the characteristics of island arc affinity .

乌石闪长岩角闪辉长岩和周围佛冈黑云母花岗岩、含角闪石花岗闪长岩同属于高钾钙碱性系列岩石。

Both the Wushi diorite - hornblende gabbros and the surrounding granite - granodiorites belong to high - K calc - alkaline series .

花岗斑岩属高钾钙碱性系列，具有A型花岗岩的稀土元素和微量元素地球化学特征；

Granite-porphyry belongs to high-K calcium-alkali series , which has the geochemical characteristics of the rare earth element and trace element for A-type granite .

渐新世火山岩为高钾钙碱性系列，中新世岩石属于钾玄岩系。

Eocene lavas belong to high K Calc alkaline ( HK CA ) series and those of Miocene to shoshonite ( SHO ) series .

据岩石化学成分，金刚台组火山岩可划分为安山质、英安质、粗面英安质和流纹质几种类型，并属于高钾钙碱性系列。

The volcanic rocks belong to high kalium calc alkalic series and can be divided into andesite , dacite , trachydacite and rhyolite by petrochemical composition .

从岩石化学方面分析得出晚三叠世火山岩属于钙碱性系列，其形成环境为活动大陆边缘，有利于斑岩型铜矿的形成。

The volcanic rocks belong to calci - alkaline in lithology , and ware formed in the continental margin , which is conductive to mineralization of copper .

根据岩石化学数据，研究区埃达克质侵入岩多数属于高钾钙碱性系列，部分属于钙碱性系列；

According to the petrochemical data , the adakite - like plutons belong to high-K calc - alkaline series , but some belong to calc - alkaline series .

浅侵位岩浆岩属偏碱性、碱性岩石或高钾钙碱性系列岩石，40Ar/39Ar年龄范围为260～290Ma。

The hypabyssal igneous rocks belong to subalkaline alkaline or high potassic calc alkaline series . Their 40Ar / 39Ar ages are from 260 Ma to 290 Ma .

佛冈花岗杂岩体是南岭地区最大的晚中生代岩基，乌石闪长岩角闪辉长岩是佛冈钙碱性系列花岗岩中最基性的端员。

The Fogang granitoid complex is the largest Late Mesozoic batholith in Nanling region , and the Wushi diorite-hornblende gabbros are the most basic end-member of Fogang calc-alkaline series rocks .

岩石地球化学研究表明，其属钙碱性系列的强过铝质S型花岗岩，是地壳重熔的产物。

Geochemical study of the rock indicates that it is strongly peraluminous S - type granitoids of the calc - alkaline suite and a product of anatexis of the crust .

长江源区新生代火山岩的演化特征为：从早到晚，岩石系列由高钾钙碱性系列→钾玄岩系列演化；岩性由安粗岩→粗面岩演化。

From early to late , the Cenozoic volcanic rocks in the source region of the Yangtze River evolved from high-potassium calc-alkaline series to shoshonite series and from latite to trachyte .

基性端员属碱性系列和亚碱性系列，亚碱性系列又可分为钙碱性系列和拉斑玄武岩系列。

The basic end-member of the bimodal volcanics can be divided to alkaline and sub - alkaline series , and the sub alkaline series can be subdivided to calc - alkaline and tholeiitic series .

岩石地球化学特征表明英云闪长斑岩富钠，属钙碱性系列，富成矿元素金、铜，富轻稀土，铕异常不明显。

The characteristics of its rock geochemistry show that the quartz mica dioritic porphyry which belongs to calcium alkali series is rich in sodium , mineralized elements of gold and copper , light rare earth .