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- The practical operation has proved that the in-situ leach mining of this type of ore deposits is of many advantages. 实际应用证明,原地浸析这类矿床具有诸多优点。
- The subvolcanic type of ore deposits have the same resource,period,space and origin as the continental volcanic rocks and subvolcanic rocks. 次火山岩型矿床与陆相火山岩、次火山岩为同源,同时期,同空间,同成因。
- The major type of rock in the bentonite deposits in western Lining province is lava and volcanic classic rock, they is alliterated to formation of ore deposits. 辽西膨润土矿床主要岩石类型为熔岩、火山碎屑岩,经热液蚀变成矿。
- There exist large Au, Cu, Pb-Zn, Ni, rare metals, rare earth, Sn, Mo, V, Ti, W and some other types of ore deposits. 具有大型、超大型规模的矿产为金、铜、铅锌、镍、稀有金属、稀土金属、锡、钼以及钒、钛、钨等。
- The main types of ore deposits are skarn, volcanogenetic hydrothermal and sedimentary deformation. 主要矿床类型有矽卡岩型、热液(火山热液)型和沉积改造型。
- Genetic types of ore deposits in this area mainly include skarn type, porphyry type, magmatic hydrothermal type related to intermediated-acidic intrusions, then the volcanic hydrothermal type. 它们的成因类型主要是与中酸性岩浆侵入作用有关的矽卡岩型、斑岩岩型和热液型(包括破碎带蚀变岩型),其次为火山热液型。
- The useful composition of deposit is an important symbol dividing geochemical types of deposits,also they are the basis for determining metallogenic series of ore deposits. 矿床的有用组分是划分矿床地球化学类型的重要标志,也是鉴别矿床成矿系列的依据。
- Metallogenic series of ore deposits that could occur repeatedly in different epochs and different tectonic units are named metallogenic series types of ore deposits. 研究认为在不同时代、不同地质构造单元中重复出现的矿床成矿系列,可称为矿床成矿系列类型。
- Situated in the Awulale metallogenic belt of the west Tianshan, Xinjiang, there is a lot of ore deposits (occurrences) and different cause of formation types of Copper deposit in the Nileke region. 摘要新疆尼勒克地区位于西天山阿吾拉勒铜成矿带上,区内铜矿(化)点多、成因类型多。
- Based on the stratigraphic, structural features and the types of ore deposits in Lingshi, it is concluded that the gypsum was deposited in supratidal lagoons. 根据灵石石膏矿区的地层、构造特征,矿床特征及矿石类型等对矿床的成因进行了分析探讨,认为该矿床是在潮上泻湖中沉积而形成。
- ON THE ORE-BEARING METAMORPHIC ZONE OF A CERTAIN SKARN TYPE OF ORE DEPOSIT OF HOPEI 河北一个矽卡岩型矿床的含矿变?带
- The variation of type of gold deposits in Wutai area shows complexities of ore forming process in Early Precambrian period. 本区早前寒武纪多类型金矿床的形成 ,表明了五台地区早前寒武纪金矿成矿作用的复杂性和矿床成因的多样性 ,也为认识我国早前寒武纪金矿成矿作用特点创造了极为有利的条件。
- The new type of gold ore deposits is similar to Carlin type gold deposits,but it has also self consistent features. 该类型金矿床与卡林型金矿有若干相似之处,但又具有自己的独特特征,可称之为元古宙沉积岩型金矿床。
- type of ore deposits 矿床类型
- The Mesozoic subvocanic type ore deposits and the Archean greenstone belt type of metamorphic hydrothermal Au deposits are varied in geochemistry and geological backgroun... 该区中生代次火山岩型矿床与本区太古宙变质热液金矿在成矿地质背景、地球化学特征上具有明显的差异,说明了它们成矿物质来源的不同。
- Studies show that the Au(Ag) fluorite ore deposit, a new type of gold deposits, was formed in the late stage of Yanshan and has been hosted in the Wuyi fluorite ore field. 成矿期构造活动的多期次脉动特征,导致了成矿的多期、多阶段性的演变特征与规律。
- genetic type of ore deposit 矿床成因类型
- The purpose of minerogenetic prediction is to predict the location of unknow ore deposit and preliminary recognization on the basic type of the deposit, its size and so on. 成矿预测的目的是预测未发现矿床的位置,初步认识这些矿床的基本类型、规模等。
- He devises a new type of transistor. 他发明了一种新的晶体管。
- This type of bulb screws into the socket. 这种灯是拧到灯座上的。