| 陕西略阳陈家坝古火山机构的探讨 |
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| 引用本文： | 陈广庭.陕西略阳陈家坝古火山机构的探讨[J].陕西理工学院学报(自然科学版),1997(4). |
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| 作者姓名： | 陈广庭 |
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| 作者单位： | 陕西工学院建筑工程系 |
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| 摘 要： | 概述了位于陕西省略阳县境内的陈家坝古火山机构，是碧口群中保存较好，发育较全的一个古火山机构。它由火山通道相、爆溢相、喷发———沉积相和次火山相组成，并经历了两次完整的火山喷发———沉积旋回过程，形成了与其相关的金———银多金属矿和铁矿，锰矿、磷矿等。
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| 关 键 词： | 火山机构 喷发旋回 古火山 |
A Probe into the Mechanism the Arcient Volceno in Chenjiaba in Lueyang Shaanxi |
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| Chen Guangting.A Probe into the Mechanism the Arcient Volceno in Chenjiaba in Lueyang Shaanxi[J].Journal of Shananxi University of Technology:Natural Science Edition,1997(4). |
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| Authors: | Chen Guangting |
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| Institution: | Dept.of C.E.of Shaanxi Institute of Technology |
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| Abstract: | This paper presents a general intreduction to the ancient volcanial mechanism in Zhenjiaba in Lueyang,which is one of the well-remained and full-grouned ancient colcanial mechanisms in the group in bikou.It consists of volcanic vent facies,effusive explosive eruption facies,eruption and deposition facies and subvolcano facies..It experienced two complete eruptions,that is the process of related golden-silvery polymatal mires,iron ore,manganeseore and phosphorus ore etc. |
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| Keywords: | Volcanial mechauism Eruption cycle Ancient volcauo |
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