Synthesis and characterization of spherical calcite CaCO_3 compound in the presence of amphiphilic block copolymer.;
球形纳米复合方解石型碳酸钙的合成及表征
Density functional theory study of interaction between calcite crystal and phosphonic acids;
有机膦酸阻垢剂与方解石晶体相互作用的DFT研究
Crystal Structure Parameters of Nano-calcite;
纳米级方解石结构参数的表征
Based on the thermodynamics equilibrium theory and the reality in Kuqua depression,in this paper two diagenetic reactions in strata environment have been conducted,including the calcite dissolution and the replacement of dolomite to calcite.
基于热力学平衡理论及库车盆地的实际,建立了该区地层水温度、压力条件下方解石溶解、白云石对方解石交代作用的热力学平衡条件,并根据地层水介质特征探讨了该区方解石溶解、白云石交代方解石的具体成岩反应状况,认为该区地层水条件下正进行着方解石溶蚀及白云石对方解石的交代作用,方解石的溶蚀是形成该区深层次生孔隙的根本因素。
According to studies of lithology, the ores of the Qiliping boron deposit are generally hosted in calcitite, consisting of boron minerals and calcite which both resulted from the replacement of dolomite marble (enclosing rock) by boron bearing gas and solution.
七里坪硼矿床的主要矿石类型从岩石学角度看是方解石岩 ,它们由硼矿物和方解石组成 ,二者都是含硼气液交代白云石大理岩 (围岩 )的结果。
In Permian Period, isolate carbonate platform margin and reef composite place, auriferous calcite vein had been affected Youjiang fault process.
在二叠纪孤立碳酸盐台地边缘和生物礁的复合部位 ,含金方解石脉受右江断裂作用影响 ,具有挤压、扭动、碎裂构造特征 ,矿体产状以脉状为主 ,次为不规则状。
The lower part of member 1 of Shahejie Formation(Tertiary), as represented by well Gangshen 67 in Dagang oilfield, contains an overpressured belt on the top, which is characterized by the development of calcite veins in micritic limestone and calcareous fine sandstone.
大港滩海区港深67井第三系沙河街组一段下部处于超压带的顶部,其泥晶灰岩和钙质细砂岩中以方解石脉发育为特征。
At present,ESR method is one of the ways for measuring the age of calcite,but there are no final conclusions regarding the ESR signals and measurement conditions of calcite.
方解石脉是与断裂构造相关并在基岩区断裂带中常见的物质。
Therefore, the study of calcite formation age may help research of fault activity times.
方解石脉是断层中极为常见的物质，常与构造活动相关，沿断裂、节理等有空间的裂缝生长发育。
calcite-dolomite thermometry
方解石-白云石测温法
Aragonite and magnesium calcite are more soluble than normal calcite.
霰石和镁方解石，比普通方解石更容易溶解。
a salt found in nature as chalk or calcite or limestone.
白垩、方解石或石灰石等天然的盐。
a soft whitish calcite.
一种软质发白的方解石。
a hard compact kind of calcite.
一种坚硬紧密的方解石。
calcite-dolomite solvus geothermometer
方解石-白云石溶线地温计
The useful ore mineral is barite and the gangue minerals are mainly calcite, clay mineral and quartz et al.
矿石矿物为重晶石，脉石矿物主要有方解石、粘土矿物和石英等。
The quartz-barite-calcite stage is main matallogenesis.
其中方解石—石英—重晶石阶段为成矿主要阶段。
The prospectors have discovered such minerals as calcite, quartz and asbestos here.
探矿人员在这里发现了方解石、石英、石棉等矿藏。
Influences of temperature and P_(co_2) on the solubility of calcite and dolomite
温度及CO_2对方解石、白云石溶解度影响特征分析
The effect of chloride on the solubility of calcite and dolomite
氯化物对方解石和白云石矿物溶解度的影响
Curve Fitting of Calcite Crystal Based on BP Neural Network
BP神经网络拟合方解石晶体色散方程
calcium carbonate occurs in the allomorphs calcite and aragonite.
碳酸钙存在于同质异晶的方解石和文石中。
Studies on the Experiment of Microbiologically-induced Calcite Precipitation in Silica
微生物在石英砂中诱导方解石沉积的实验研究
Corrosion of calcite and dolomite in sulfuric acid water
硫酸水对方解石和白云石矿物的溶蚀作用
bearing or producing or containing calcium or calcium carbonate or calcite.
形成于或包含钙、碳酸钙或方解石。
a transparent calcite found in Iceland and used in polarizing microscopes.
冰岛的一种透明的方解石。
Analysis on origin of calcite vein in Early Palaeozoic of Jiyang Depression
济阳坳陷早古生代方解石脉成因分析