Mo-Fe skarn, consisting of veins, pods and pockets along a contact zone between the Xiaojiayingzi intermediate-mafic intrusive and a dolomite layer of the Neoproterozoic Wumishan formation. The Xiaojiayingzi intrusive is a multistage composite igneous body, consisting of medium-grained diorite, gabbro and diabase formed in a first stage (K-Ar isotopic age of 177 Ma), and fine-grained prophyritic diorite formed in a second stage (K-Ar isotopic age of 113 Ma).
References:
- Junzhi Dai, Jingwen Mao, Caisheng Zhao, Guiqing Xie, Fuquan Yang, and Yitian Wang (2009): New U–Pb and Re–Os age data and the geodynamic setting of the Xiaojiayingzi Mo-(Fe) deposit, western Liaoning province, Northeastern China. Ore Geology Reviews 35, 235-244.
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Map Reference: 41°31'50"N , 119°51'10"E
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Mineral List:26 entries listed. 23 valid minerals.
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