The distinctness of rock for deep clastic gas layers in Songliao basin is laumontitization, sericitization and water-bearing property of illite, and extensive albitization.

• 摘要松辽盆地深层碎屑岩储气层在岩石矿物方面的特殊性在于浊沸石化、伊利石的绢云母化及其含水性和广泛的钠长石化。