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- Potassium-rich brines resources can be classified into sedimentary metamorphic type and lixiviation sylvine.These two kinds are also new ways of looking for sylvine in Sichuan. 卤水钾资源有沉积变质型和钾盐溶滤叠加型两类,也是四川找钾工作的新方向。
- The Archean Group sedimentary metamorphic iron ore to the north and north-east of Tangshan lies shallow in the earth, is large in scalc and easy to grind and process. 唐山北部和东北部太古界沉积变质铁矿埋藏浅、规模大、矿石易磨易选。
- Its geological genetic typesare mainly placer type , sedimentary type ,peginatite type ,volcanic type ,pneumatolyto hy-drothermal type ,sedimentary metamorphic type... 其地质成因类型主要有砂矿型、沉积型、伟晶岩型、火山岩型，气成-热液型、沉积变质型和接触变质型。
- sedimentary metamorphism 沉积变质
- sedimentary metamorphic hydrothermal remoulded deposit 沉积变质热液再造型
- The formation of gold deposit was strictly limited by sedimentary process, magamtism, structure process, metamorphism and geochemistry process. 该区金矿的形成受沉积作用、岩浆作用、构造作用、变质作用和地球化学作用所制约。
- The sedimentary rocks did not dome. 沉积岩没有形成穹丘。
- Mom thinks, be the food that ate metamorphism? 妈妈想，难道是吃了变质的食物？
- Its geology and geochemistry indicate that it was formed in three steps which are sedimentary and volcanic-exhalation, regional metamorphism and magmatic metallogenesis. 地质及地球化学特征分析表明，该矿床的形成过程可以总结为沉积-火山喷流沉积富集、区域变质富集和岩浆改造成矿等三个步骤。
- Layers of sedimentary rock;a layer of warm air. 多层的沉积岩;热空气层
- Sedimentary rock covering older crystalline layers. 沉淀岩覆在旧的水晶状层之上的沉积岩石
- Sedimentary rock is the best place to find fossils. 沉积岩是找到化石的最佳地方。
- Low-lying areas tend to be formed of granite or sedimentary rocks. 低洼地区大致上由花岗岩及沉积岩组成。
- Based on the investigation by petrochemistry and trace elements, It is regarded that this corundum deposit are formed by metamorphism from the sedimentary rocks riched in aluminium. 经岩石化学及微量元素等的研究表明，这是一个由贫硅富铝的沉积岩经高级变质作用形成的矿床。
- During Yanshanian (Jura-Cretaceous) tectonic event of North China, both of the Archean basement and sedimentary cover were involved in the regional metamorphism due to thrusting and magmatism. 初步讨论了华北地区燕山期区域变质作用与内生成矿作用的关系。
- A rounded mass of mineral matter found in sedimentary rock. 混凝土发现于沉积岩中的圆形矿石块
- The sedimentary rocks were originally reposited in the water. 沉积岩原来埋藏于水中。
- Formed from matter deposited by water,as certain sedimentary rocks. 水成岩由水中沉淀的物质形成的，如某种沉积岩
- Early Proterozoic high-pressure metamorphism in the Wutaishan. 五台山早元古代高压变质作用研究。
- Loose sediments may be changed into solid sedimentary rocks. 松散的沉积物可以变成坚硬的沉积岩。
