南极陨石
- 网络Antarctic meteorites
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相对于非南极陨石,南极陨石由于大的地球年龄而具有更低的自然TL值。
Relative to non Antarctic meteorites , Antarctic meteorites have lower level of natural TL due to their large terrestrial ages .
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某些南极陨石元素的丰度特征
A preliminary study on the element abundance characteristics in some Antarctic meteorites
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在过去20年,主要根据36Cl或14C的浓度测定了几百个南极陨石的居地年龄。
In the past two decades , terrestrial ages of a few hundred meteorites were determined , mainly on the basis of the 36 Cl or 14 C concentrations .
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南极陨石研究的启示Ⅷ:原始无球粒陨石及其成因
Inspiration from study of Antarctic meteorites ⅷ:? Primitive achondrites and their origin
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28块南极陨石的类型研究
Studies on the types of 28 Antarctic meteorites
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南极陨石研究的启示Ⅵ:火星陨石的研究及宇宙化学意义
Inspiration from study of Antarctic meteorites ⅵ . investigations of Martian meteorites and implications for cosmochemistry
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但由于两者的气候条件和保存陨石的环境不同,它们之间存在明显差异,南极陨石居地年龄大,风化程度低,地球污染小;
Differences between the Antarctic meteorites and desert meteorites have been noted since their preservation and climate conditions are different .
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南极陨石研究的启示Ι:早期太阳星云连续化学分馏作用的岩石化学证据
Inspiration from study of Antarctic meteorites I : petrologic and compositional evidences for early continuous chemical fractionation of the solar nebula
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我国的南极陨石回收工作不但实现了零的突破,而且成为继日本和美国之后拥有南极陨石数量最多的国家之一。
This updates the Antarctic meteorite collection of China to the3 ~ ( rd ) in the world in regard to number after Japan and USA.
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我国回收的南极陨石分类研究综述
Overview of classification of Antarctic meteorites , collected by 15 ~ ( th ) and 16 ~ ( th ) Chinese Antarctic Research Expedition in Grove Mountains
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南极GRV99027陨石:火星陨石中的一个新成员
Antarctic GRV 99027 meteorite : a new member in Martian meteorite
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对南极类C1陨石成因和星云水化作用范围的几点看法
A discussion on some Antarctic quasi C1 chondrites origin and range of nebular hydrous effect
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南极格罗夫山陨石岩石学特征Ⅱ:平衡型普通球粒陨石
PETROLOGY OF GROVE MOUNTAINS METEORITES II : equilibrated ordinary chondrites
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南极格罗夫山陨石的岩石-矿物学特征及初步分类
Meteorite characteristics of petrology - mineralogy and classification in grove mountains , Antarctica
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南极碳质球粒陨石中两个富尖晶石球粒状难熔包体的岩石学和矿物化学特征
Petrography and mineral chemistry of two spinel-rich spherules in carbonaceous chondrites from the Antarctica
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东南极格罗夫山地区是由我国科学家最新发现的南极内陆冰盖陨石富集地。
Antarctic Grove Mountain is a newly found Antarctic inland meteorites trap by Chinese scientists .
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他说,当陨石被奔流的冰河夹带着的时候,其中的许多被高山阻挡而停了下来,因而在南极地区很多陨石能够被发现。
Many of such meteorites were stopped by the mountains as they were carried along by running glaciers , he said . Therefore , a lot of meteorites could be found around the Antarctic mountain areas .
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南极格罗夫山GRV021788陨石由橄榄石、辉石以及少量的富碳基质、不透明矿物组成,具有橄辉无球粒陨石典型的岩相学和矿物学特征,包括橄榄石晶体三线共点的接触和富镁还原边等。
The Grove Mountains ( GRV ) 021788 meteorite from Antarctica consists of olivine , pyroxene , and a few carbonaceous matrices and opaque minerals . It has petrography and mineralogy of typical ureilites , such as triple junctions and Mg-rich reduction rims of olivines .