早古生代花岗岩的确认对该区地质构造演化研究具有重要意义。
The identification of the Early Caledonian granites is of important significance in studying the geological tectonic evolution of the area.
这为探讨这些花岗岩的成因提供了岩石学依据，同时也暗示晚古生代佳木斯—松嫩古陆可能发生过地壳的垂向生长。
This provides petrographic evidence for the study of the genesis of the granites and also implies that vertical crustal growth probably took place in the Late Paleozoic Jiamusi-Songnen craton.
已知成矿的花岗岩类侵入体主要为中生代岩体，其次为晚古生代华力西期岩体。
The most important metallogenic granitoid intrusions are mainly formed in Mesozoic, secondly late Variscan period.
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