pegmatite
英音[ ˈpeɡmətaɪt ] 美音[ peɡməˌtaɪt ]

伟晶岩

常用释义

词性释义

n.

伟晶岩;结晶花岗岩
例句
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Ore-bearing rock body is located at the top of " magma tree" within the belt of dimicaceous granite-granitic pegmatite.
含矿岩体位于“岩浆树”顶端-二云母花岗岩-花岗伟晶岩带。
东湖伟晶岩矿床为花岗质完全分异式伟晶岩类型;
四川丹巴伟晶岩型白云母矿床的成矿时代及构造意义
赣南西港伟晶岩型钽铌锂辉石矿床地质特征及成因
Characteristics and genesis of Hupei pegmatite Nb-Ta deposit in Pingjiang, Hunan
平江瑚珮伟晶岩型铌钽矿床地质特征及成因
Study on source of pegmatite fluid in Ailaoshan, Yunnan
云南哀牢山伟晶岩流体来源研究
1·Chrysoberyl in some granite pegmatite is a rare mineral that seldom seen in Altatic area, and it is a valuable precious stone.
新疆阿尔泰地区某些花岗伟晶岩含有金绿宝石,它是一种罕见的稀有元素矿物,而且具有极高的经济价值。
2·At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and violarite accompanied by magnetite and hematite.
在伟晶岩接触带,硫化物成分变为黄铜矿、针镍矿、黄铁矿及硫镍铁矿,伴生有磁铁矿和赤铁矿。
3·The research on geochemical characteristics and isotope age suggests that the deposit belongs to a magma-metasomatic pegmatite type deposit related to Fufang and Huitong granitic mass in genesis.
地球化学和同位素研究表明,该矿床为岩浆一交代花岗伟晶岩型矿床,成因上与付坊和会同岩体有关。
4·The mineralized pegmatite dykes are mostly controlled by NEE-striked longitudinal joints and lie in the marginal facies of Mufu mountain rocks mass.
矿化伟晶岩墙大多受NEE向纵向节理控制,并位于幕阜山岩体的边缘。