It's difficult to decide the position of the unit in evolutional seriary of magma.

该单元在演化序列中所处的位1难以确定。

The volcano disgorges lava.

火山喷出。

The deposit was produced by superimposition of the hot-water sedimentary mineralization and magmatic hydatogenesis.

该床是热水沉积成作用与热液成作用叠加成的产物。

Basic, acidic extrusive and volcanoclastic rocks are known as the main rock types.

石炭纪末期本区的活动开始,早二叠世晚期和晚二叠世早期是两主活动期。

Bajiazi polymetallic ore deposit is an old mine,which occured in southeastern part of Bajiazi-Yangjiazhangzi magmatic hydrotherm metallogenic belt.

八家子多金属是一山,它产于八家子—杨家杖子热液成南西部。

A tectno-magmatic province in relationship with the Dalimu and Sino-Korean paraplatforms defines two giant hyperalkaline to alkaline to carbonate mineralization belts.

塔里木一中朝两准地台相关构-中,有两巨大的超基性-碱性-碳酸杂型磷成。

The types of deposits basically are differential metasomatism in the later magma, pneumatolytic hydrothermal process, pegmatite process, residual deposits and placer deposits.

床类型以晚期分异交代型、气成热液型、伟晶型、风化壳型和砂型为主。

The metallogenic material was from deep alkalic basaltic magma, and the pulsatory invasion was the necessary metallogenic condition of the ore deposit.

成物质源于碱性玄武，基性次火山多次脉动式入侵是床形成的必要条件。

The orebody is controlled by SN, NW faults and fissures, the ore deposit belongs to magmatic hydrothermalism-stratabound and compound magmatic hydrothermalism type one.

体受南北向、北西向断裂及裂隙构控制,床成因为热液—层控与热液复合型。

It is inferred from the thermometry of geyserite and adarce inclusions that underground temperatures for the hot spring system in Tengchong are .

云南腾冲是中外著名的地热区，区内火山地热活动强烈，水热显示形式多样，有温泉、热泉、沸泉、水热蚀变石、泉华（硅华、盐华、钙华和硫华）等。

Research for geofluids is a hot-point and frontier in the geoscience field, especially, in igeous petrology, metamorphic petrology, geotectology and study of mineral deposits.

流体研究是近年来地学界研究的热点和前沿,它不仅在、构、变质等方面的研究中受到重视,而且在床研究领域得到了发展。

B its of strombolian-type scoria and Hawaii-type effusive lava may accompany lately after Phreatomagmaticerup tion, they constitute a erup tive activity cycle in its entirely.

射汽喷发晚期往往伴随斯通博利式喷发和夏威夷式熔流,三者构成一完整火山活动旋回。

The volcanogenic deposits hosted in differential yolcanic rock series and cogenetic deposits hosted in undifferential baste volcanic rock series have been divided and studied in this paper.

笔者通过研究，分出了分异火山系中的火山成因床和未分异基性火山系中的共生床，认为前者的金属聚集与分异有密切关系。

Hence, for the minerals to be analyzed in some rocks, when there are all sorts of genesis with xenolith, magma, mantle and so on in them,the age of a certain single event can be respectively got.

因此，当某些体的被测物有捕虏体成因、成因、地幔成因等各种来源时，可分别求出某单一事件的年龄。