1.
Lithogenesis Research of Silicalite and Limestone of Silurian in the Uranium Metallogenic Belt in Western Qinling
西秦岭铀成矿带中志留系硅岩灰岩的成因研究
2.
The Sedimentology of Siliceous Rocks of Hercynian Indo China in Changning Menglian Belt,Western Yunnan,China
昌宁—孟连带海西印支期硅岩沉积学
3.
A siliceous rock of chalcedonic or opaline silica occurring in limestone.
硅石出现在灰岩中的玉髓或蛋白色硅石
4.
A STUDY ON SILICON AND OXYGEN ISOTOPIC GEOCHEMISTRY OF THE DEVONIAN SILICA ROCK IN QINLING RANGE
秦岭泥盆纪硅质岩硅、氧同位素地球化学研究
5.
Silicon Isotope Compositions of Diatoms as Indicators of Environmental Change in the Sediment of Maar Lake Huguangyan,Guangdong Province,China
湖光岩玛珥湖沉积物硅藻硅同位素环境示踪
6.
CHARACTERISTICS OF DEVONIAN TURBIDITES AND SILICALITES IN DACHANG, GUANGXI
广西大厂泥盆系浊积岩和硅质岩的特征
7.
The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite, and other rock fragments.
卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。
8.
a hard coarse-grained siliceous sandstone.
一种硬质、粗颗粒的硅酸砂岩。
9.
The presence of fragments of silicified siltstone retains their original bedding.
硅化粉的砂岩碎块保留有原始层面。
10.
Geochemical Characteristics and Sedimentary Environments of Siliceous Rocks and Siliceous Mudstone--Case Study of Bayingou Ophiolitic Mélange in Xianjiang
新疆巴音沟蛇绿混杂岩带中硅质岩及硅质泥岩的元素地球化学特征及其形成环境
11.
Silicate rocks--Determination of silica
GB/T14506.3-1993硅酸盐岩石化学分析方法二氧化硅的测定
12.
Silicon Isotopic Composition and Silica Source of Quartz Crystals in the Weathering Crusts of Carbonate Rocks,Guizhou Province
贵州碳酸盐岩风化壳中晶体石英的硅同位素组成及硅质来源探讨
13.
any of a group of crystalline silicate mineral common in igneous and metamorphic rocks.
晶体硅酸盐矿物中的任何一种，广泛分布在火成岩与变质岩中。
14.
A very hard, dense, even - textured, silica - bearing sedimentary rock used in whetstones.
均密石英岩非常坚硬，致密，结构均匀，含硅的沉积岩，用作磨石
15.
The deposit is contained in the predominantly calc-silicate upper part of the corella formation.
矿床位于科雷拉岩系上部主要为钙质-硅酸盐类的岩层中。
16.
The extrusion of silica-rich lava, the Rooiberg felsite, occurred on a grand scale.
富于硅氧的岩流及罗依山霏细岩的喷出作用占据了广大面积。
17.
Quartzite at the bottom of the second formation of the Langshan Group is the result of silicification.
狼山群第2岩组底部的石英岩是硅化作用的产物。
18.
The Depositional Characteristics and tectonic Significance of Turbidites and Silicalites of Devonian Systemin Danchi area
广西丹池盆地泥盆系浊积岩和硅质岩的特征及构造意义