学科:矿床地质学 词目:岩浆成矿作用 英文:magmatic ore-forming process 释文:①广义的是指与岩浆活动有关的各种成矿作用。其中,包括正岩浆作用、伟晶岩作用、接触交代作用及热液作用等。②狭义的则专指正岩浆作用阶段,通过含矿岩浆的分异,使成矿物质聚集而形成矿床的作用。
传统型铂族矿产,系指与镁铁质岩浆成矿作用有关的铂族矿产资源。
The traditional platinoid mineral resources are referred to as the platinoid mineral resources associated with the mineralization of mafic magmas.
金矿成矿作用与岩浆活动之间表现出统一性和周期性的变化特征,是和本区大地构造演化密切相关的。
The features of unified and periodical variation between gold mineralization and magmatic activity are closely related to the evolution of tectonic structure of the area.
矿石铅同位素模式年龄和石英斑岩体侵入年龄的一致性反映燕山期构造、岩浆和成矿作用的密切关系。
Consistence between isotopic model age of lead ore and intrusion age of quartz porphyry shows close relations among structure movements, magmatism and mineralization in Stage of Yenshan.
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