the support from the National Key R&D Intergovernmental Cooperation Program(2023YFE0102300/2022YFE0133700);the Regional Collaborative Innovation Project of Xinjiang(2022E01013);the National Natural Science Foundation of China(12173078);the“Belt and Road”Innovative Talent Exchange Program(DL2023046004)。
Theδ-Cancrid meteoroid stream forms four active meteor showers which are observable on the Earth annually during January–February and August–September.The stream's definite parent comet has not been established.We ...
financially supported by the Science and Technology Planning Project of Guangdong Province,China, 2020B1212060055。
The Jilin H5 chondrite, the largest known stony meteorite in the world, with its No.1 fragment weighing1770 kg. It contains submillimeter-to centimeter-sized FeNi metal particles/nodules. Our optical microscopic and e...
We report the discovery of TiO_(2)-Ⅱ in the unmelted rock of the shocked Suizhou L6 chondrite.Natural TiO_(2)-Ⅱ was previously found in ultrahigh-pressure metamorphic and mantle-derived rocks,terrestrial impact stru...
The prevalent view endorses that the force of gravitation of the earth is directed towards the centre of the planet, in consequence of which, temperature and pressure at the deepest part of the planet must be very hig...
The ever-increasing recovery rate of natural resources from terrestrial impact craters over the last fewdecades across the globe offers new avenues for further exploration of mineral and hydrocarbon resources in such ...
Many years have passed since the two cosmic bodies of the Tunguska meteorite and the Vitim bollid fell to Earth, but so far the substance of these bodies has not been found on Earth. Therefore, each metal body found o...
supported by the Natural Science Foundation of China(Grant Nos.41673070,41103032,41503062);the Hunan Provincial Natural Science Foundation of China(Grant No.2021JJ30242);the Scientific Research Fund of Hunan Provincial Education Department(Grant No.18A204)。
We report the petrology and oxygen isotopic composition,using a Cameca Nano SIMS 50L ion microprobe,of a plagioclase-olivine inclusion,C#1,found in the Ningqiang carbonaceous chondrite.In addition to major phases(plag...
In this paper, the asteroid “rockburst plus nuclear explosion” model of Tunguska explosion is proposed for the first time, and it is believed that the Tunguska explosion is a thermonuclear explosion in the air trigg...
financially supported by National Nature Science Foundation of China(Grant Nos.41842060,41803027);China National Space Administration(Grant No.D020205);China Geological Survey Research Fund(Grant Nos.JYYWF20180104,JYYWF20181702)。
Northwest Africa(NWA)6950 is an olivine-gabbro lunar meteorite that has a distinctly different petrographic texture from other lunar basalts.In this contribution,we report the petrography,mineralogy,and U-Pb geochrono...
陨石因其稀缺性和不菲的价格而受到了收藏家的追捧。由此催生了一批专门寻找陨石的人,他们奔波在世界各地,希望找到珍贵的陨石从而一夜暴富。难词探意China’s vast plains and mountainous regions are popular hunting grounds for th...