MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-outline-level: 2" class=MsoNormal>man">Zircon U-Pb Age from Syntectonic Granitic Porphyry in the Middle mas-microsoft-com:office:smarttags" />Kunlun Fault Belt and Its Tectonic Significancemas-microsoft-com:office:office" />

• 责任者：Lu Lu (Institute of Geomechanics ; Chinese Academy of Geological Sciences ; Beijing 100081 ; China) ; Hu Daogong
• 刊名：Journal of Geomechanics
• 出版年：2010
• 卷期：16(1)
• 关键词：花岗斑岩 ; granite porphyry ; 铀—铅计时 ; U-Pb dating ; 昆仑山 ; Kunlun Mountains
• 页码：p.36-43
• 图表：3 illus., 2 tables, 19 refs.
• 分类号：0801,1300
• issnNo：ISSN1006-6616
• isbnNo：CN11-3672/P

MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-outline-level: 2" class=MsoNormal>man">A measurement by LA-MC-ICP MS for two samples of zircon from granitic porphyry collected at Golmud, in south part of the middle mas-microsoft-com:office:smarttags" />Kunlun fault belt has yielded two U-Pb ages of (408.5 ± 2.3) Ma and (391.2 ± 3.4) Ma, respectively. The results show that the middle Kunlun fault belt should be a newly generated fault belt superposed on the middle Kunlun suture zone, and formed during the tectonic deformation of continental interior in Late Caledonian orogeny of the east Kunlun Mountains. mas-microsoft-com:office:office" />