The poozzolanic effect of fly ash on shape looks and function of the Calcium aluminite,Which is the cement hydrated product,is also introduced.

粉煤的火山对水化产物矾石的形貌和性能会产生影响。

It is shown that expansible ettringite forms in the topochemical reaction,and crystallizes in-situ on the surface of unhydrated aluminate minerals and orients radially.

发现能够产生膨胀的矾石是由局部化学反所生成；它们在未水化的铝酸盐矿物表面原，呈放射状生长。

The research results show that the main minerals in "Di" of Changhua Chicken Blood Stone are dickite and kaolinite, and minor minerals are alunite, halloysite, quartz and pyrite, et al.

从“冻”到“刚”,开石逐渐减少,高岭石、明矾石、石英和黄铁矿逐渐增多。