adj.长石的；含长石的；由长石构成的
Feldspathic litharenite sandstones are rich in gas. 富气砂岩主要为长石岩屑砂岩。
The chromite deposits in the Muskox Complex occur only in feldspathic peridotite. 在穆斯科克斯杂岩体中，铬铁矿矿层仅产于长石质橄榄岩中。
The sandstone in upper wall is mainly the feldspathic litharenite, and in the lower wall it is mainly the arkose. 上盘以长石岩屑砂岩为主，下盘以长石砂失为主；
The study show that: the reservoir sandstone is mainly made of feldspathic sandstones. 研究表明,研究区长6油层组储层砂岩主要为长石砂岩。
The main types of clastic sandstones are feldspathic litharenite and lithic arkose in the Cretaceous of the Songliao basin. 松辽盆地白垩系砂岩以长石岩屑砂岩和岩屑长石砂岩为特征。
