成因矿物学研究在重砂测量找矿中的意义

    The significance of genetic mineralogical study in the development of placer prospecting

    • 摘要: 自然重砂测量是矿产勘查的有效手段之一。在近年的找矿工作中,自然重砂测量陷入了一种逐步淡出常规找矿的尴尬境地。原因在于:①重砂找矿依靠矿体露头的自然剥蚀,而随着矿产资源开发程度的提高,找矿工作向寻找隐伏矿体和深部找矿方向发展;②在以往的工作中,自然重砂测量主要侧重于目标矿物量的研究,在这一领域与化探相比又处于相对劣势的地位,呈现出逐渐被化探所取代的趋势。从成因矿物学角度分析自然重砂测量在今后矿产资源调查工作中的作用,探讨自然重砂测量找矿发展的方向。

       

      Abstract: The natural heavy mineral survey is one of the effective means of mineral exploration. However, the natural heavy mineral survey in prospecting work has fallen into an embarrassing position in recent years. On the one hand, the natural heavy mineral prospecting relies on the natural erosion of orebody outcrops, whereas the prospecting work has been oriented to the search for concealed and deep orebodies with the development of mineral resources; on the other hand, the natural heavy mineral survey focused primarily on the amount of target minerals in the previous work, which is now in a relative inferior position compared with the method of geochemical survey, and tends to be gradually replaced by the latter method. Whether the natural heavy mineral survey can continue to play an important role in mineral exploration has become a serious problem, and hence this paper tries to discuss the development direction of natural heavy mineral prospecting in terms of genetic mineralogy.

       

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