Title: The characteristics of alkali feldspar granite in Limu WSn deposit,Guangxi province
Abstract:The granites in Limu tungsten(tin) deposit are named medium-grained porphyritic ferri-muscovite granite or albite granite.The electron microprobe analyzing show that all the albite in Limu granite wit...The granites in Limu tungsten(tin) deposit are named medium-grained porphyritic ferri-muscovite granite or albite granite.The electron microprobe analyzing show that all the albite in Limu granite with An5,and more than 95% samples with value of 2.The mineral crystallization sequence is albite → K-feldspar + quartz →topaz→mica.The albite is not fromed by albitization but the earliest product of magma crystallization.In the QAP figure,the two kind granites are all belong to alkali-feldspar granite,as thus,they exactly names are medium-grained porphyritic ferri-muscovite alkali-feldspar granite(Ⅰ) and fine-grained alkali-feldspar granite(Ⅱ).Read More
Publication Year: 2013
Publication Date: 2013-01-01
Language: en
Type: article
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Cited By Count: 1
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