用“granites”造句大全，granites造句

The light coloured nephrite, which formed on the contact zone of the dolomitic marbles and the granites, has more translucency and practically has not ore dissemination.

This provides petrographic evidence for the study of the genesis of the granites and also implies that vertical crustal growth probably took place in the Late Paleozoic Jiamusi-Songnen craton.

Lithologically, A-type granites in the coastal area zone can be further divided into peralkaline and aluminouss ps, while those in the Nanling inland area zone are predominantly of aluminous subgroup.

This paper mainly discusses early Yanshanian granites, namely, the Middle Jurassic Sanjiangkou sequence.

The granites not only caused the remobilization of gold but also serve as the secondary source bed.

The late occurrence and strong block-faulting of the diwa region were the basic factors controlling the characters of diwa granites in south china.

The evaluation of gold potentiality in the Taihua Group, Xiong'er Groupand Yanshanian granites shows that most Au appear to came from the TaihuaGroup which is the dominant ore source bed.

SHRIMP U-Pb dating of biotite granites in Daqingshan,Inner Mongolia, and its significance.

The voluminous alkaline granites in the region were probably from the same magma source, but crystallized at upper crust depth.

The granitic gneissic rock series contained the early rich-agpaitic TTG-granites and the later rich-potash granites.

The main uranium mineralizations in Sanjiu area are hydrothermal vein type and cataclastic altered rock type in granites.

The rocks are crustal remelting, shall level granites formed in a within-plate tensional tectonic environment.

The wall rocks of gold deposits located in Zhaoyuan gold mineralization area were rooted in metamorphic rocks in Jiaodong rock group in Archaean era and granites in Mesozoic era.

In the granites and related rocks the alkalis are, of course, noticeably in excess of the femic constituents.

The results of systematic studies of geochronology, geochemistry and uranium metallogenic condition of volcanic rocks and granites in Guyuan-Duolun Basin are reported.