tholeiite的例句大全

The basalt in the south zone belongs to tholeiite series, enriched in all the trace elements and REE except Y, Yb, Sc and Cr, showing its characteristics are consistent with those of oceanic tholeiite.

南带玄武岩除Y、Yb、Sc、Cr外，其他均富集，显示与大洋拉斑玄武岩曲线一致。

Adakite can be formed diversely. It may be classified into the following six types: ① typical adakite, which is derived from potassium-poor tholeiite or MORB and usually formed by subducted slab melting;

埃达克岩具有多样性，大体可分为下列几种：①典型的埃达克岩（adakite），源于贫K的拉斑玄武岩，大多是由俯冲板片熔融形成的；

The basic, intermediate, acidic lava-and associated volcaniclastic rock are of widespread occurence, which are dominanted by tholeiite, alkali-lime and alkaline volcanic series, and some ultra-alkaline volcanic rock.

基性、中性、酸性熔岩和火山碎屑岩均有，以拉斑玄武岩、钙碱性火山岩和碱性火山岩系列为主，极少量过碱性火山岩。

The komatiite displays a geochemical trend from ultramafic to mafic, and the tholeiite shows a geochemical trend from rich Mg to rich Fe. The felsic igneous rock overlying the komatiite series displays a calc alkaline trend.

科马提岩显示了从超镁铁质到镁铁质地球化学趋势，拉斑玄武岩具有从富镁到富铁的趋势，而上覆长英质火山岩则遵循钙-碱趋势。

The REE of calc-alkali basalt and tholeiite are characterized by lower amounts of REE and LREE-depleted distribution pattern and which reflect that the basalts were formed by the partial melting of LREE-depleted and slightly HREE-rich mantle.

钙碱性玄武岩系列和拉斑玄武岩系列玄武岩具有低的REE含量和亏损的LREE配分型式，表明它是由LREE亏损和HREE略有富集的地幔部分熔融形成；

At the Paleo-Mesoproterozoic era, the meta-basic-ultrabasic rocks on eastern Hainan are oceanic low K arc tholeiite with the features of mafic-basaltic komatiite evidently, originated from highly depleted mantle and are formed under the tectonic setting of volcanic arc.

古中元古代时，琼中屯昌变基性-超基性岩，为大洋型火山岛弧低钾拉斑玄武岩，明显具有镁铁质-玄武质科马提岩特征，来源于高度亏损的地幔；

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.

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；

Tholeiite has a zircon SHRIMP U-Pb age of 352 Ma, suggesting that the formation of the ophiolites may have continued till the Late Devonian-Early Carboniferous.

拉斑玄武岩SHRIMP锆石年龄352Ma，说明蛇绿岩的形成可持续到晚泥盆世&早石炭世。

The amphibolite and basic granulite may be comparable to the world's metamorphic tholeiite.

斜长角闪岩和基性麻粒岩可与世界变质拉斑玄武岩对比.

Abundant copper material was derived from volcanic rock series ( olivine tholeiite ) in the rift.

丰富的铜质来自巨厚的裂谷火山岩系 ( 橄榄拉斑玄武岩 ).

Basic suite consists of tholeiite and alkali-basalt.

基性岩套由拉斑玄武岩-碱性玄武岩组成.

The REE of breccia biotite schist represents feature of oceanic tholeiite.

角砾状黑云母片岩的REE具有洋脊拉斑玄武岩特征；