Contains 55% quartz, 20% phyllosilicates and 20% dolomitic carbonates.
含有55%的石英,20%的层状硅酸盐,和20%的碳酸盐白云石。
The ore is embedded in all the dolomitic carbonatites and some vein carbonatites.
稀土矿石产于整个白云石碳酸岩体和部分脉状碳酸岩中。
Fracture densities also increase in dolomitic layers compared to limestones and anhydrates.
与石灰岩层和脱水层比,在白云岩层的裂缝密度也有所增加。
Besides high calcium lime dolomitic lime and high magnesium lime are used in air pollution abatement processes.
除了高钙石灰,白云石石灰和高镁石灰也用在减轻空气污染过程中。
These aren't listed under different headings because they all share the characteristic of being a type of dolomitic marble.
之所以不将这些类型列在不同的标题下面,是因为它们全都具有白云石大理岩类型的特征。
The Neoproterozoic Jiuliqiao Formation in Huainan region consists of sandy and silty limestone, stromatolite limestone and dolomitic limestone.
安徽淮南地区新元古代九里桥组主要由砂质、泥质灰岩,叠层石灰岩和白云质灰岩组成。
Shushui rock group remains in Xiyao gneiss, and made up of amphibolite, magnetite quartzite, biotite granulite, calc-schist and dolomitic marble.
涑水岩群残存于西姚片麻岩之中,是由斜长角闪岩、磁铁石英岩、黑云变粒岩、钙质片岩和白云质大理岩组成。
Therefore, based on its isotopic characters, the "dolomitic marble" is more likely of volcanic carbonatite rock formed during middle Proterozoic era.
由此看来,“白云质大理岩”很可能是中元古代碳酸岩火山岩。
According to ore body characteristics and distribution, NNW hanging wall transtension fracture and Paomagang Fm fade dolomitic gravel subarkose has great prospects.
根据矿体特征和矿体分布规律,北北西向断层上盘张扭性裂隙及跑马岗组褪色白云质含砾次长石砂岩具有较好的找矿远景。
The light coloured nephrite, which formed on the contact zone of the dolomitic marbles and the granites, has more translucency and practically has not ore dissemination.
产于大理岩和花岗岩接触带的浅色软玉,透明度高,无金属矿物浸染。
Limestone deposited in the whole inner shelf basin, including the swell belt, excepting a small mass of dolostone or dolomitic limestone could deposit in the center of basin.
包括隆起带上,仅(内)陆架盆地风暴浪基面之下中心位置有少量灰质白云岩和白云岩沉积。
Other natural resources to be found in Belarus include peat deposits, small quantities of oil and natural gas, granite, dolomitic limestone, marl, chalk, sand, gravel, and clay.
白俄罗斯其他已被探明的自然资源包括泥炭、石油、天然气、页岩、石灰石、泥灰土、白垩、沙、砂砾、黏土。
Other types such as those associated with mafic-ultramafic rocks and in the contact between granites and dolomitic marbles or enclaves and roof pendants in granites are less significant.
其他类型的滑石,如与镁铁质-超镁铁质岩共生的、在花岗岩与白云质大理岩接触带的、在花岗岩体中呈包体或顶垂体状的、则相对不重要。
All sand grains are quartz sands. Sorting and roundness and sphericity of particles are in good grade-level. Quartz sands are scattered in microcrystalline dolomitic sands in floating state.
岩石中的石英砂分选好,圆度和球度高,它们时稀时密地呈“悬浮”状散布在白云石砂屑沉积物中。
All sand grains are quartz sands. Sorting and roundness and sphericity of particles are in good grade-level. Quartz sands are scattered in microcrystalline dolomitic sands in floating state.
岩石中的石英砂分选好,圆度和球度高,它们时稀时密地呈“悬浮”状散布在白云石砂屑沉积物中。
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