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珍珠岩

2019-03-18 | 浏览次数:9206次 | 字体【 关闭
编号:
产地:内蒙古多伦县
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产品描述

名  称:珍珠岩

主要成分:酸性岩浆经迅速冷凝形成的玻璃质岩石。主要成分为酸性火山玻璃,含少量透长石、石英斑晶。断口呈参差状,珍珠光泽,风化后具油脂光泽。

成  因:酸性岩浆经迅速冷凝形成的玻璃质岩石,因具珍珠状裂隙结构而得名,具珍珠光泽。

形成时代:早白垩世(下白垩统张家口组)

主要用途:建筑工业中多用于混凝土骨材;轻质、保温材料;防震、防火、防辐射等高层建筑工程墙体的充填材料;农业园林用于土壤改造。

采集地点:内蒙古多伦县


Name:Perlite

Composition:Mostly consist of acidic volcanic glass, with minor sanidine and quartz phenocrysts. Fractures show pearly luster, and become greasy after weathering.

Genesis:Fast crystallization of acidic magma erupted on the surface. The name comes from its pearly luster.

Age:Early Cretaceous(Zhanjiakou Formation)

Usage:In construction industry it is most often used in concretes, light and heat insulation materials, which could make the buildings stronger against earthquake, fire and radiations. It could also be used for improvement of soils in farming.

Sample site:Duolun, Inner Mongolia