Yanchang Formation (China)
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Broader Terms
Closely Matching Concepts from Other Schemes
Sources
found: Work cat: Eerduosi pen di Yanchang zu ruo gan shi you di zhi wen ti fen xi, 2013(Yanchang zu; Yanchang Formation; Triassic oil and gas bearing formation found in the Ordos Basin, Inner Mongolia, China)
found: Google search, May 13, 2014(Yanchang Formation--ca. 12,500 results; 延长组 = Yanchang zu--ca. 64,000 results)
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Change Notes
2014-05-13: new
2014-08-12: revised
Alternate Formats