河南商城县老母猪石山钽铌矿地质特征及找矿方向
郭俊刚
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2,
3
, 卞孝东
1,
2,
3
, 王盘喜
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2,
3
, 王守敬
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2,
3
The geological characteristics and prospecting direction of Laomuzhu mountain of Shangcheng tantalum-niobium deposit in Henan
GUO Jun-gang
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2,
3
, BIAN Xiao-dong
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2,
3
, WANG Pan-xi
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2,
3
, WANG Shou-jing
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2,
3
含铌矿物背散射图像