Determination of Magmatic Nature of Ordovician Island Arc Volcanic Series in the Shihuigou Area in the Northern Qilian Mountains Xia Linqi Xia Zuchun Peng Ligui Ren Youxiang Yang Jinghua Zhang Cheng Li Zhipei Wang Xingan 1991,10(1):1-10 [Abstract View PDF (3.65 M) Characteristics and Petrogenesis of the Eclogites in Shandong and Jiangsu Yin Yujun 1991,10(1):11-20 [Abstract View PDF (3.20 M) (40)Ar/(39)Ar Isotopic Dating of the Gold Deposits in Guangdong Fu Yunlian 1991,10(1):21-28 [Abstract View PDF (2.35 M) A Preliminary Study on the Oxygen ISotope Composition of the Panzhihua Layered Basic Intrusion 牟保磊 1991,10(1):29-36 [Abstract View PDF (2.91 M) A Review oF the Classification of Igneous Rock Series and Its Present Meaning Deng Jinfu 1991,10(1):36-42 [Abstract View PDF (2.68 M) A Study of Dislocations in Olivine Using a Scanning Electron Microscope Jin Zhenmin 1991,10(1):43-47 [Abstract View PDF (3.85 M) A Preliminary Study of Arsenate Minerals from South China Lai Lairen,Li Yi 1991,10(1):48-57 [Abstract View PDF (2.66 M) Metacinnabar and Tiemannite in Hunan-Guizhou (Xiangqian) Mercury Metallogenic Belt Chen Dianfen,Sun Shuqiong 1991,10(1):58-62 [Abstract View PDF (1.52 M) Mineralogical Characteristics of Boehmite from the Pugou Bauxite Deposit in Hequ County, Shanxi Province Deng Hongdeng 1991,10(1):63-67 [Abstract View PDF (2.22 M) The Application oF EPR Spectra of Quartz to the Evaluation oF Gold Ore Deposits Dang Jie 1991,10(1):68-73 [Abstract View PDF (1.67 M) Birefringence Indicatrix-A New Optical Indicatrix of Crystal Xu Hongwu 1991,10(1):74-79 [Abstract View PDF (1.38 M) Age of the Baiyun Obo Nb-REE-Fe Deposit in Inner Mongolia: Sm-Nd Isotopic Data Zhang Zongiqng,Ye Xiaojiang Yuan Zongxin,Bai Ge,Wu Chengyu 1991,10(1):80-83 [Abstract View PDF (1.28 M) The Change in Climatic Environment of the Salawusu River Area Since the Terrninal Stage of Mid-Pleistocene As Indicated by Detrital Minerals in Quaternary Sediments Li Baosheng,Dong Guangrong,Gao Shangyu,Ding Tonghu,Shen Jianyou,Shao yajun 1991,10(1):84-90 [Abstract View PDF (2.37 M) Development of the Non-diffraction Holder Made of Quartz Crystal Luo Gufeng 1991,10(1):91-93 [Abstract View PDF (1.13 M) 