2) dioritic
闪长岩状的
3) ornoite
奥闪闪长岩
4) diorite
[英]['daiərait] [美]['daɪə,raɪt]
闪长岩
1.
LA-ICP-MS zircon U-Pb dating of the Yanjiadian diorite in the eastern Qilian Mountains and its geological significance;
陇东地区阎家店闪长岩LA-ICP-MS锆石U-Pb测年及其地质意义
2.
SHRIMP U-Pb dating of zircons from the west Dayanchi diorite in the East Tianshan, Xinjiang, China-Constraints on the lower boundary of the age of the associated ultramafic rocks;
东天山大盐池西闪长岩锆石SHRIMP U-Pb测年——对伴生超基性岩时代下限的制约
3.
Geochemical Characteristics and Genesis of Diorites from Laohushan, Gansu Province;
甘肃老虎山闪长岩的地球化学特征及其成因
5) Diorite porphyry
闪长(斑)岩
6) diorite-dyke
闪长岩脉
1.
The Characteristics and ore-controlling regularity of the diorite-dyke in Resui Gold Deposit of Ningcheng,Inner Mongolia;
内蒙古宁城热水金矿闪长岩脉特征及其控矿规律
补充资料:闪长岩
闪长岩 diorite 一种中性深成侵入岩。主要由中性斜长石(中长石)和普通角闪石组成,有时含少量辉石和黑云母。副矿物有磷灰石、磁铁矿、钛铁矿和榍石等。深灰或浅绿色。粒状结构。如碱性长石增加可过渡为二长岩。典型的闪长岩中,斜长石内的钙长石含量不大于50%,普通角闪石与辉石相比占绝对优势,镁铁矿物总量占整个岩石的50%以下。依所含暗色矿物种类可划分为黑云母闪长岩、角闪石闪长岩、普通辉石闪长岩和紫苏辉石闪长岩等。与闪长岩有关的矿产主要为铁、铜、钴、铅、锌等,如中国长江中、下游的某些铁矿均与闪长岩类有成因上的关系。中细粒、新鲜的闪长岩可作建筑石材。 |
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参考词条