碳酸岩

碳酸岩可分为原始地幔原生碳酸岩和广义“碳酸岩”&富氟钡型碳酸岩。

Carbonatite can be divided into primary carbonatite and F & Ba rich type carbonatite .

FortPortal碳酸岩磷灰石的某些异常晶体化学特征

Some Anomalous Crystal-Chemistry Features of the Apatite from the Carbonatite of Fort Portal , Uganda

白云鄂博Nb-Fe-RE超大型矿床其赋矿碳酸岩（H8），长期被误认为沉积白云岩。

The carbonatite ( H8 ) , the host rock of the super-large Bayan Obo Nb-Fe-REE Deposit , has long been erroneously assumed to be sedimentary dolomites .

ECS元素俘获测井明确了地层的主要矿物含量及分布特点，特别是提供了相对准确的黄铁矿含量及碳酸岩含量；

ECS log determined the content and distribution characteristic of main minerals , especially the content of carbonate and pyrite .

长安黄土岩溶泉是通过缓慢、均匀的入渗补给的，这决定了它比碳酸岩岩溶泉的pH低，电导率大。

The karst springs in the village are recharged by slow and uniform permeation , so the pH values of the karst springs in loess are lower but the conductivities are higher than that in limestone .

白云质大理岩中碳酸盐矿物的δ13C值也可以用碳酸岩受到海水碳酸盐混染加以解释。

The δ 13C values observed in carbonate and silicate minerals can also be explained by carbonatite assimilated by oceanic carbonate .

与稀土矿化共生的萤石显示不同的稀土配分模式，但是它们具有一致的Sr、Nd、Pb同位素比值，与碳酸岩和正长岩相似。

Fluorites associated with REE mineralization display different REE distribution patterns , but their Sr , Nd , Pb isotopic ratios are uniform , and are similar to those of carbonatites and syenites .

白云鄂博碳酸岩型REE-Nb-Fe矿床是世界上最大的稀土矿床。

The Bayan Obo REE-Nb-Fe Deposit is the largest REE deposit in the world .

白云鄂博碳酸岩型REE-Nb-Fe矿床&一个罕见的中元古代破火山机构成岩成矿实例

Bayan Obo Carbonatite REE-Nb-Fe Deposit : A Rare Example of Neoproterozoic Lithogeny and Metallogeny of a Damaged Volcanic Edifice

矿体严格受NNE-NE向断裂构造控制，直接产在石英-碳酸岩脉中，显示其形成环境为中性-近还原的条件。

The orebody is strictly controlled by NNE-NE trending faults and exist directly in the quartz-carbonate veins showing its neutral-in reducing environment .

本项研究同时也有助于说明为什么振幅与偏移距（AVO）分析用于流体检测在某些情况下失败。这是由于孔隙结构对地震波的影响能够掩盖所有流体效应，特别是在碳酸岩中。

This study also helps explain why amplitude versus offset analy - sis ( AVO ) in some cases fails for the purpose of fluid detection : pore structure effect on seismic waves can mask all the fluid effects , especially in carbonate rocks .

铌、稀土成矿作用与脉状、瘤状碳酸岩有关。

The niobium rare earth mineralization was concerned with tumour carbonatite .

鲁中碳酸岩成岩分析及其含矿性

Rock-forming analysis of carbonatites and their metallogenic prognosis in central Shandong

电磁波在碳酸岩地区的传播特性研析

A study of propagation characteristics of electromagnetic wave in carbonate area

与超基性&碱性岩浆有关的碳酸岩。

Carbonatites genetically related with the alkaline or ultrabasic magma .

山东碳酸岩磷灰石的特征及其研究意义

The characteristics of apatite from carbonatite in Shandong and its researching significance

辽东半岛南部金伯利岩区的石英碳酸岩成因及其意义

Genesis and significance of quartz-carbonatite in kimberlite field of southern Liaodong Peninsula

碳酸盐成岩作用对碳酸岩储层的影响&以胶结作用为例

Influence of carbonate diagenesis on carbonate reservoir A case study from cementation

石灰岩是地表出露最为广泛的碳酸岩地层，约占整个陆地总面积的15%。

Limestone covers nearly 15 % of the whole area of earth surface .

寻找原生金刚石的地质标志&石英碳酸岩

Quartz-carbonatite & the geological mark of prospecting primary diamond

冕宁-德昌稀土成矿带碳酸岩流体研究

A Study on the Fluids in Carbonatite of the Mianning-Dechang REE Metallogenic Belt

滇中昆阳群火成碳酸岩的发现及其意义

Discovery and significance of the carbonatite of Kunyang group in the central of Yunnan

碳酸岩分布区残坡积粘性土物理力学参数相关性分析

Correlation Analysis on Physical Mechanic Parameters of Residual Clayey Soil in Karst Mountainous Area

超大型蛭石矿床成矿系列及矿床成因模式&以新疆尉犁碱型超基性碳酸岩建造为例

Metallogenic model of superlarge vermiculite ore deposits

风险决策灵敏性的探讨关于碳酸岩相对隔水层问题

Risk Decision-making Sensitivity Analysis exploration A DISCUSSION ON THE RELATIVE IMPERMEABLE LAYER IN CARBONATE ROCKS

鲁西地区中生代碳酸岩类的微量元素和锶、钕同位素组成特征

Characterization of Trace Elements and Sr , Nd Isotopes of Carbonatites in the Western Shandong Province

在东喜马拉雅构造结火成碳酸岩脉中发现富碳硼镁钛石。

The C rich warwickite was discovered in a carbonatite vein from the eastern Himalayan syntaxis .

赋矿层位为加里东运动后第一个海浸沉积序列的碎屑岩向碳酸岩的过渡相，岩相古地理环境控制作用明显。

It occurs in the transitional horizon from Caledonian movement and is controlled by lithofacies and palaeography .

碳酸岩中的鸟眼构造

Bird'seye structure of carbonate rocks

山西临县紫金山碱性岩-碳酸岩杂岩体的稀土元素和氧锶同位素特征

Characteristics of ree , oxygen and strontium isotope composition for the Zijinshan alkaline rocks-carbonatite complex in Shanxi Province