地磁梯度测量及其在金属矿勘查中的试验—

地磁梯度测量及其在金属矿勘查中的试验——以拉依克勒克铜铁矿为例

王昊, 严加永, 孟贵祥, 吕庆田, 王栩

Geomagnetic gradient exploration and its test in metal deposits: a case study of the Layikeleke copper-iron deposit

Hao WANG, Jia-Yong YAN, Gui-Xiang MENG, Qing-Tian LU, Xv WANG

图1 东准噶尔拉伊克勒克矿区及周边地质^[21]
Q—第四系;D₂b¹—中泥盆统第一岩性段;D₂b²—中泥盆统第二岩性段;

D_{2}^{2}

—中泥盆统安山岩;

D_{2}^{1}

—中泥盆统玄武岩;D₁t—下泥盆统托让格库都克组;

γ_{4}^{2}

—海西期二长花岗岩;γ

π_{4}^{2}

—海西期花岗斑岩;δ

O_{4}^{2}

—海西期石英闪长岩;γ

δ_{4}^{2}

—海西早期花岗闪长岩;γ

ξ_{3}^{2}

—加里东期英云闪长岩;βμ—辉绿岩脉

Fig.1 Geological map of the Layikeleke ore district, Eastern Junggar^[21]
Q—Quaternary; D₂b¹—First lithologic member of Middle Devonian; D₂b²—Second lithologic member of Middle Devonian;

D_{2}^{2}

—Middle Devonian andesite;

D_{2}^{1}

—Middle Devonian basalt; D₁t—Tuorangekuduke formation of Lower Devonian System;

γ_{4}^{2}

—Hercynian monzonitic granite; γ

π_{4}^{2}

—Hercynian granite porphyry; δ

O_{4}^{2}

—Hercynian quartz diorite; γ

δ_{4}^{2}

—early Hercynian granodiorite; γ

ξ_{3}^{2}

—Caledonian tonalite; βμ—diabase dikes