作为这一研究的副产品，他根据层次对比了莫罗万系中的各层砂岩和粉砂岩单位。
储集层物性最好的为藻灰岩（含粉砂），其次为砂质泥晶灰岩和灰质（泥质）粉砂岩；
乌依塔克组为海退阶段，形成杂色泥岩、粉砂岩夹砂岩、膏泥岩的潮间-潮上带沉积。
高台子油层为龙虎泡地区主要含油层，储层岩性以含泥粉砂岩为主。
1·These folded rocks are composed of medium to thick bedded limestone of Ordovician and of thin bedded shale and siltstone of Silurian.
这些褶皱岩层是由奥陶系的中层至厚层石灰岩以及志留系的薄层页岩和粉砂岩组成。
2·Bao ancient group plans for a major deep-sea - a half deep in the ash, black ash-like TLC tuffaceous siltstone, shale tuffaceous, with gray green, with thin gray-tuff interbedded uneven.
包古图组主要为一套深海—半深海相的灰、灰黑色薄层状凝灰质粉砂岩、凝灰质泥岩，与灰绿色、灰色薄层状沉凝灰岩不均匀互层。
3·The Xionghuangchang section of the Upper Jurassic series is the principal ore-host strata, composed mainly of dolomite, limestone, mudstone, and siltstone.
赋矿地层为上侏罗统雄黄厂段，主要由白云岩、灰岩、泥岩和粉砂岩组成。
4·In this paper, strength properties of anisotropic rock have been measured for an argillaceous siltstone from somewhere.
本文研究了某地泥质粉砂岩各向异性强度特征。
1·The find, which has been dated to be at least 28, 000 years old and found in a cave near Ulm in Germany, was made from siltstone and was apparently discarded after being broken.
这个在德国南部城市乌尔姆附近洞穴中的发现，至少可以追溯到28000年以前，它是用沙泥岩制成，并在破损后被丢弃。