Latitude: 36°35'N
Longitude: 118°54'E
Tertiary olivine tholeiites with porphyritic texture and vesicular or amgydaloidal cavities that are usually filled with calcite, chlorite or analcime. The rocks contain lherzolite and websterite xenoliths, and also megacrysts of a variety of minerals including zircon, spinel, corundum, garnet and feldspar (anorthoclase).
References
- Ping Wang and Guochang Li (1996): Inclusions in Shandong sapphire. Mineral Resources and Geology 16(4).
- Zhang, H.P., Li, F.T., and Li, J. (2001): Research on gem-quality zircon from Changle, Shandong Province. Journal of Gems and Gemology 3(4), 30-32.
- Qiu Zhili, Wu Fuyuan, Yu Qingyuan, Xie Liewen, and Yang Shufeng (2005): Hf isotopes of zircon megacrysts from the Cenozoic basalts in eastern China. Chinese Science Bulletin 50(22), 2602-2611.
- Zelong Dong, Xiaoming Chen, Wenxuan Hu, Rucheng Wang, and Ming Zhao (2007): Coronas of corundum megacrysts in the Neogene Changle basalt and its forming model. Acta Petrologica Sinica 23(4), 805-816.
Mineral List
19 entries listed. 7 valid minerals.
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