Mossbauer effect of pyrite nodules was tested.The result shows that due to high strata stress thestructure of paste nodules vaties, i. e. its isomer displacement is correspondingly low .

• 摘要测定煤层中黄铁矿结核的穆斯堡尔效应的结果表明，受到高地应力作用过的黄铁矿结核，它的微观结构发生了变化，表现为同质异能位移相应变小。