角闪石岩

As one of major mineral phases in the intermediate-mafic intrusions in Southern Taihang Mountains , amphibole can be used to constrain its petrogenesis.

角闪石作为南太行山地区中基性侵入岩中主要组成矿物，其详细的成因矿物学研究对了解该套岩石的形成机理具有重要意义。

The mineral assemblage of mafic-intermediate lavas mainly contains pyroxene and plagioclase, and rarely with amphibole and bitotite.

中基性熔岩的主要造岩矿物是斜长石和辉石，几乎没有角闪石和黑云母。

The 40Ar-39Ar dating of hornblende and biotite from four granitoid intrusives in the southern margin of the North China Block was made in the paper.

对华北地块南缘4个中生代花岗质岩体中的角闪石和黑云母进行了40Ar-39Ar定年研究。

From the plateau ages of hornblende and biotite N14, a cooling rate of 21.7℃/Ma was calculated for the locality, showing faster cooling.

由N14糜棱岩中的角闪石与黑云母坪年龄得到该处的平均冷却速率为21.7℃/Ma，属于较快速的冷却。

The late period of loess accumulation with high contents of hornblende and epidote is mainly far-source sedimentary with wind transport, and the early and middle periods of loess accumulation with high contents of magnetite and dens are mainly near-source sedimentary with complex transport.

普通角闪石、绿帘石含量较高的黄土堆积后期是以远源沉积为主，且以风力搬运为主；磁铁矿、岩屑含量较高的早、中期是以近源沉积为主，搬运动力较复杂。

The late period of loess accumulation with high contents of hornblende and epidote is mainly far source sedimentary with wind transport, and the early and middle periods of loess accumulation with high contents of magnetite and deris are mainly near-source sedimentary with comp lex transport.

普通角闪石、绿帘石含量较高的黄土堆积后期是以远源沉积为主，且以风力搬运为主；磁铁矿、岩屑含量较高的早、中期是以近源沉积为主，搬运动力较复杂。

The depth of emplacement of this granite body obtained by the hornblende geobarometer is up to 24.5 km.

摘 要：锆石U-Pb年龄表明鄂东月山岩体是一个古老花岗岩经后期重熔并于燕山中期(139Ma)侵入的花岗岩体，角闪石压力计得出侵位深度达24.5km。

It is the rock-forming minerals to the tribe hornblende tremolite, actinolite-based, and contains other trace mineral composition of the micro-fibrous or dense block of mineral aggregates.

它是造岩矿物角闪石族中以透闪石、阳起石为主，并含有其它微量矿物成分的显微纤维状或致密块状矿物集合体。

The mineralization and the alteration types are clearly distributed around the hornblende quartz diorite porphyry intrusion.

其矿化围绕含眼球状石英斑晶的角闪石石英闪长玢岩及其环带状蚀变带分布。

To obtain deformation age of the XMF, this paper used 40Ar-39Ar geochronology to study a series of mylonites including biotite, hornblende, and muscovite from Xiaotian-Mozit an ductile shear zone based on detailed field survey.

为了获得晓天－磨子潭断裂的活动时间，本次工作在详细的野外研究基础上，采集了一系列含黑云母、角闪石、白云母糜棱岩样品进行40Ar-39Ar年代学测试。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐