陕西洛南县蓟县系洛南群层控玉化硅质岩特征、成因及意义*
屈红军1,2, 李文厚1,2, 姚天星1,2, 武龙发1,2, 王妍心1,2, 胡佳森2, 成倚山2

Characteristics,origin and significance of strata-bound chalcedonization siliceous rocks of the Jixianian Luonan Group in Luonan Country,Shaanxi Province
Qu Hong-Jun1,2, Li Wen-Hou1,2, Yao Tian-Xing1,2, Wu Long-Fa1,2, Wang Yan-Xin1,2, Hu Jia-Sen2, Cheng Yi-Shan2
陕西洛南县蓟县系洛南群层控玉化硅质岩似玛瑙纹透镜状燧石及其制作的硅质玉髓饰品 A—C: 似玛瑙纹透镜状燧石;D—F: 透镜状燧石制作的硅质玉髓饰品