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.
矿床的形成是在板溪群矿源层的基础上,经构造—变质作用的改造富集而成。
The deposits were formed on the foundation of the source beds of Banxi Group through reworking and enrichment of structural metamorphism.
苏鲁超高压榴辉岩中的钛成矿作用以金红石型钛矿床为主,其中金红石以变质矿物中的包裹体、晶间颗粒或脉状形式出现。
Titanium mineralization in Sulu UHP eclogites is dominated by rutile-type deposit, where rutile occurs mainly as inclusions in metamorphic minerals, intergranular crystals or veinlets.
云南祖母绿矿床产于寒武系变质岩中。
Yunnan emerald deposit was found in (pre) Cambrian metamorphic rocks.
经后期区域变质作用使磷块岩变质成磷灰岩矿床。
Through late regional metamorphism, the phosphorite was turned into the apatite deposit.
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.
上述特点与我国东部地区产于太古宙变质岩(绿岩带)中的金矿床具有可对比性,也与矿床成因研究的认识相吻合。
The characteristics of the gold mineral are similar to those deposits in the metamorphic rocks of Archean greenstone belt in the eastern China.
穆龙套型金矿床以产于浅变质含碳质碎屑岩中和矿石呈石英网脉型及细脉型为特征。
The feature of Muruntau-type gold deposits was which in the carbonaceous clastic rocks. and the ore was quartz stockwork and the stringer vein.
变质地体是国内外金矿床集中分布区。
Metamorphic terrances are concentrated districts of gold deposits in the world.
据此提出了根据煤变质程度进行内生矿床成矿预测的新思路。
A new thought is proposed to forecast mineralization of endogenetic deposits based on metamorphic grade of coal.
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.
李坝金矿床产于泥盆系浅变质细碎屑岩中,为一破碎带构造蚀变岩型金矿。
Liba gold deposit in Lixian, Gansu Province, belonging to altered fracture zone type, is hosted in Devonian epi-metamorphic fine clastic rocks.
成因类型属区域变质—变成型矿床。
In genetic classification, it belongs to the regional metamorphic-transform type.
老湾金成矿带是变质碎屑岩型金银成矿带之一,在该带发现过上上河和老湾大型金矿床。
The gold-silver ore-forming belt in Laowan is one of the gold-silver ore belts of metamorphic clastic rocks.
近北庄太古代变质铁矿床位于燕山沉降带北侧与内蒙地轴的交接部位。
The Jinbeizhuang Archean metamorphic iron ore deposit is situated in where the north side of Yanshan settle-zone crosses Inner Mongolia Eath's Axis.
湖南变质岩区的内生与外生金矿床均以高成色的单一自然金产出为特征。
Endogenic and exogenic gold deposits in metamorphic regions in Hunanare characterized by occurrence of high-percentage single natural gold.
李伍富铜矿床赋存在江浪变质核杂岩之中,矿化受滑脱断层控制。
The Liwu copper-rich deposit is located in the Jianglang metamorphic core complex, and its mineralization is controlled by slide surface.
矿床中高度富集铜和金的矿石是韧性剪切形成的矿石糜棱岩受退变质流体叠加而成。
Oreshoots highly enriched in copper and gold in the deposit were actually ore mylonite formed by ductile shearing and subsequent fluid overprinting.
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.
全鑫金矿为变质碎屑岩型金矿床,矿化类型可分为含金石英脉和破碎蚀变岩型。
The Quanxin gold deposit is metamorphic detrital rock type gold deposit, its mineralized types include auriferous quartz vein type and fractured altered rock type.
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.
对该类型矿床的研究己经建立了多种形成模式,唯独高级变质组合地体中该类矿床的形成模式尚无成型的报导。
So far, many kinds of pattern for this type of deposit have been established except those in Archean terrain.
漠滨金矿为一中低温贫硫化物石英脉型变质层控金矿床。
The Mobin gold deposit is a. low-medium temperature, sulfide-poor and gold-bearing quartz vein deposit.
山东招远金矿集中区金矿床的围岩为新太古代胶东岩群变质岩和中生代花岗岩。
The wall rocks of gold deposits located in Zhaoyuan gold mineralization area were rooted in metamorphic rocks in Jiaodong rock group in Archaean era and granites in Mesozoic era.
粤西金矿床分为构造蚀变岩型、石英脉型和变质岩型。
Gold deposits in the west Guangdong province are divided into altered cataclasite, quartz vein and metamorphic types.
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.
以地质作用为主要依据,将中国磷矿分为内生磷矿床、外生磷矿床和变质磷矿床三大类。
According to geological performances, Chinese phosphate deposits may be grouped into endogenic, exogenic and metamorphic.
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.
四川九龙笋叶林铜矿床位于江浪岩浆-变质核杂岩北部,是里伍铜矿外围一个矿区。
Sunyelin copper deposit in Sichuan Jiulong is located in the north of Jianglang magma - metamorphism core complex, and is one of mining areas in Liwu copper mine.
四川九龙笋叶林铜矿床位于江浪岩浆-变质核杂岩北部,是里伍铜矿外围一个矿区。
Sunyelin copper deposit in Sichuan Jiulong is located in the north of Jianglang magma - metamorphism core complex, and is one of mining areas in Liwu copper mine.
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