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容矿岩石主要为钙质粉砂岩、粉砂质板岩。The host rocks are mainly calcareous siltstone and silty slate.

其中，泥岩的生热率最高，而粉沙岩、砂岩的生热率次之。Mudstone has highest heat generation comparing with siltstone and sandstone.

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志留系沉积以滨浅海的中细砂岩、粉砂岩及泥质粉砂岩为主。The Silurian was mainly medium sand, fine sand, siltstone and pelitic siltstone in shallow sea.

龙西油田高台子油层岩性以含泥粉砂岩为主，泥质含量7。Reservoir formations Gaotaizi of Longxi oil fields are mainly shaly siltstone with shale content 7.

储层岩石类型有砾岩、含砾砂岩、中细砂岩及粉砂岩。The reservoir rocks consist of conglomerate, pebbly sandstone, medium-fine sandstone and siltstone.

在我国广泛分布的白垩系至第三系泥质粉砂岩是一种软质岩石，具有较大的地基潜力。Argillaceous siltstone is a kind of soft rock, which is widespread during Cretaceous to Eogene in China.

斜长角闪岩为正变质岩，而其原岩可能为玄武岩。The main protolith siltstone. Amphibolites belong to orthometamorphite. The possible protolith is basalt.

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鄂尔多斯盆地渭北地区延长组长6油层组主要为灰色细砂岩、粉砂岩沉积。Chang 6 reservoir of Yanchang Formation in Weibei area is mainly composed of gray fine sandstone and siltstone.

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。Gaotaizi reservoir is the principle oil-bearing reservoir in Longhupao area with muddy siltstone as major reservoir lithology.

该类岩石呈白色、黄白色，夹于浅海相黄白色长石石英砂岩、粉砂岩和砾岩中。The rocks, white or light yellow-white in color, is intercalated in the feldspathic quartz sandstone, siltstone and conglomerate.

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。These folded rocks are composed of medium to thick bedded limestone of Ordovician and of thin bedded shale and siltstone of Silurian.

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。Wuytak Fm regression phase, the formation of variegated mudstone, siltstone sandstone and mudstone of tidal cream-supratidal sedimentary.

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在燕山地区中元古代常州沟组中发育有大量的潜穴化石，潜穴产于常州沟组中部的泥质粉砂岩中。A large amount of burrow fossils are found in pelitic siltstone in the middle Changzhougou Formation of the Mesoproterozoic in the Yanshan area.

粉细砂岩油井由于埋藏浅、地层压实程度低、胶结疏松，在较大生产压差下容易出砂。The fine siltstone reservoir is likely to produce sand under larger pressure drops because of its shallow depth, worse compaction and unconsolidated.

对粉砂岩试样进行常规三轴压缩试验，得到了其在不同围压下的应力-应变全程曲线。Complete stress-strain curve of siltstone specimens under different confining pressures were obtained through conventional tri-axes compression tests.

研究人员在南极比尔德莫尔冰川采集回来的一块粉砂岩中意外地发现了苍蝇。Researchers examining a segment of siltstone taken from ground along the Beardmore glacier in Antarctica found something unexpected. They found a fly.

这些气层往往由于受传统解释方法的限制而未能被正确地识别，如泥质细砂、粉砂岩等常被误认为是泥岩层或干层。Restricted by the conventional interpretation techniques, such as the shaly fine sand and siltstone are usually recognized as mudstone or dry formation.

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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。The Xionghuangchang section of the Upper Jurassic series is the principal ore-host strata, composed mainly of dolomite, limestone, mudstone, and siltstone.

实践证明，在红色粉砂岩边坡应用厚层基材植物防护是可行的，可以大规模推广。Plant slope protection of thick-layer backing deserves to be popularized because practice has proved that it is applicable to apply the technology in red siltstone.

泥质粉砂岩全风化工程性质在有关规范中均未进行定量评价，这给工程技术人员带来困难与不便。The engineering behavior of whole-weathered pelitic siltstone can not be evaluated rational in criterion, which lead to inconvinence and difficulty for technicians.