Very limited information has been reported concerning andesite weathering.
迄今對安山巖之風(fēng)化過程研究資料之報導(dǎo)仍有限.
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The volcano's summit looks gray and is made andesite.
頂端灰白色,由安山巖組成.
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The REE distribution pattern of the Xihu lake is similar to that of andesite.
西湖沉積物稀土分布模式與安山巖相似.
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Mainly is basalt and tuff, secondly become for the alteration basalt and andesite.
主要為玄武巖和凝灰?guī)r, 其次為蝕變玄武巖和安山巖.
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The rock assemblages of the Bayinbuluke formation are mainly alkaline basalt - thick andesite - alkaline rhyolite.
火山巖巖石組合以堿性玄武巖 - 粗安巖 - 堿性流紋巖為主.
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The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt , andesite, rhyolite and quartz.
火成巖的碎塊成分主要為石英巖 、 巖 、 麻巖 、 武巖 、 山巖和流紋巖.
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