heavy placer mineral anomaly重砂异常
heavy sand mineral重砂矿物
heavy-mineral重矿
heavy-mineral dispersion flow重矿物分散流
heavy mineral distribution重矿物分布
heavy mineral prospecting重矿物勘探
heavy mineral anomalies重砂异常
heavy mineral characteristics重矿物特征
heavy mineral map重矿物图
The concrete judgement on the material source area has not yet been made for lack of the relevant land facies heavy mineral content data in the Beihai area.
由于缺乏北海陆域陆相地层重矿物含量等相关资料，暂未做物质来源区的具体判断。
参考来源 - 廉州湾南部海域泥沙来源及运移趋势分析 Analysis of the Sediment Sources and the Transport Tendency in the Southern Lianzhou Bay