High-Al and high-Cr podiform chromitites from the western Yarlung-Zangbo suture zone, Tibet: Implications from mineralogy and geochemistry of chromian spinel, and platinum-group elements
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- 作者：Fahui Xiong<sup>asup><sup> ; sup><sup>xiongfahui@126.com" class="auth_mail" title="E-mail the corresponding authorsup> ; Jingsui Yang<sup>asup> ; Paul T. Robinson<sup>asup> ; Xiangzhen Xu<sup>asup> ; Zhao Liu<sup>bsup> ; Wenda Zhou<sup>csup> ; Guangying Feng<sup>asup> ; Jifeng Xu<sup>dsup> ; Jie Li<sup>dsup> ; Xiaolu Niu<sup>asup>
- 关键词：High-Cr chromitites ; High-Al chromitites ; Multi-stage ; Dongbo ophiolite
- 刊名：Ore Geology Reviews
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：80
- 期：Complete
- 页码：1020-1041
- 全文大小：4500 K
文摘
High-Cr and high-Al chromitites were found in the single Dongbo ophiolite.
High-Cr chromitites derived from a boninitic melt, and high-Al chromitites formed in equilibrium with MOR basalt melts.
The formation of Dongbo podiform chromitites in ophiolites is a multi-stage process.
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