Quartz and opaline silica in ocean sediments

A new method of quantitative analysis of quartz and opal in bottom sediments is developed. It is based on the study of sediment samples in form of suspensions in petrolatum...本研究开发了一种针对底沉积物中石英与蛋白石的定量分析新方法。该方法基于对以矿脂（petrolatum）为介质制成悬浮液形式的沉积物样品的分析研究……