In this paper, it is proven by testing result that the fine-grains could be in good condition even under great pressure.
通过试验证实了微珠在很高的压力下仍然完好，其密度增加是由于水被压入部分具有较大孔径的微珠中所致。
2
Chondrules and inclusions in Allende are held together by the chondrite matrix, a mixture of fine-grained, mostly silicate minerals that also includes grains of iron metal and iron sulfide.
Analysis by Curiosity revealed the presence of mudstone, a type of rock formed by finegrains of sediment settling out of a column of calm, still water.