摘要
20030099 Bai Yunshan (Yichang Institute of Geology and Mineral Resources, Yichang, Hubei); Li Li Characteristics of Qoima Orthophyre in Central Qiangtang and its Tectonic Significance, Xinjiang, China ( Acta Petrologica et Mineralogica, ISSN 1000-6524, CN11-1966/P, 21(2), 2002, p. 169 -173, 3 illus. , 3 tables, 4 refs. ) key words: syenite porphyry, Qinghai-Tibet