Allanite UPb geochronology by 193 nm LA ICP-MS using NIST610 glass for external calibration.
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- 作者：Christopher R.M. McFarlane crmm@unb.ca" class="auth_mail" title="E-mail the corresponding author
- 关键词：Allanite ; NIST610 ; Laser ablation ; Non-matrix-matched ; UThPb geochronology
- 刊名：Chemical Geology
- 出版年：2016
- 出版时间：2 November 2016
- 年：2016
- 卷：438
- 期：Complete
- 页码：91-102
- 全文大小：2356 K
文摘
- •
Demonstrates use of NIST610 glass for allanite U
ThPb geochronology by LA-ICP-MS- •
Optimization of ablation conditions to achieve minimal Pb/U fractionation
- •
Long-term reproducibility demonstrated using well-known Siss3 allanite standard
- •
Accurate and precise Pb/U and Pb/Th ages for crater sizes between 23 μm and 80 μm