鞍山小岭子铁矿系沉积变质矿床,铁矿物嵌布粒度细,磁性率低,属较难选铁矿。
Anshan Xiaolingzi iron ore belongs to the sedimentary metamorphic iron deposits with characteristics of fine iron minerals and low magnetic rate, and it is a refractory iron ore.
该矿床属于受含铁沉积建造及变质作用控制的变质沉积型矿床。
This deposit belongs to metamorphic sedimentary type which is controlled by iron-bearing sedimentary construction and metamorphism.
蔷薇辉石矿床的形成主要经历了沉积期和区域变质期两大阶段。成因类型属变质岩型低温变质相蔷薇辉石矿床。
The rhodonite deposit was for- med mainly through two stages, sedimentation and regional metamorphism, and its genetic type belongs to epithermal metamorphic facies.
铀矿勘查是在北部的阿纳姆地始元古代沉积变质的厚砂岩盖层下面寻找与不整合面有关的矿床。
Uranium exploration for unconformity-related deposits in Palaeoproterozoic metasediments was carried out below a thick cover of Kombolgie Sandstone at Arnhen Land, Northern Territory.
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。
Its geology and geochemistry indicate that it was formed in three steps which are sedimentary and volcanic-exhalation, regional metamorphism and magmatic metallogenesis.
长期以来,云南易门铜矿区中的狮山和凤山铜矿床被认为是陆源沉积变质成因。
The Shishan and Fengshan deposits, two main ore deposits in the Yimen copper ore district, were long considered to be of terrigenous metamorphosed sedimentary origin.
内蒙古羊蹄子山沉积变质型钛矿床是一个新的钛矿床类型。
The Yangtizishan diagenetic-metamorphic titanium deposit in Inner Mongolia is of a new type.
矿体呈层状,矿石具典型的沉积构造,矿石硫同位素组成与国内变质火山岩铜矿床相似,气液包裹体氢氧同位素组成介于大气循环水和变质水之间。
S-isotopic components in the ore with typic sedimentary structures are similar to those of metamorphic volcanic copper deposit. The ore bodies occurred as stratification.
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。
Based on the investigation by petrochemistry and trace elements, It is regarded that this corundum deposit are formed…
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。
Based on the investigation by petrochemistry and trace elements, It is regarded that this corundum deposit are formed…
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