A pegmatite-type lithium ore prospecting method based on multi-source remote sensing data

A technology of remote sensing data and pegmatite, applied in the field of geological exploration, can solve problems such as difficulty in prospecting work, complex terrain and landform, and increased difficulty coefficient of information extraction and interpretation, and achieve the effect of improving work efficiency

Active Publication Date: 2019-02-19
INST OF MINERAL RESOURCES CHINESE ACAD OF GEOLOGICAL SCI
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Problems solved by technology

However, some pegmatite-type lithium mining areas are seriously covered by accumulations and high vegetation on the surface, and the topography is complex. Some areas have an altitude of more...

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  • A pegmatite-type lithium ore prospecting method based on multi-source remote sensing data
  • A pegmatite-type lithium ore prospecting method based on multi-source remote sensing data
  • A pegmatite-type lithium ore prospecting method based on multi-source remote sensing data

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Embodiment Construction

[0050] In order to illustrate the present invention more clearly, the present invention will be further described below in conjunction with preferred embodiments and accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. Those skilled in the art should understand that the content specifically described below is illustrative rather than restrictive, and should not limit the protection scope of the present invention.

[0051] According to an embodiment of the present invention, a kind of pegmatite lithium ore prospecting method based on multi-source remote sensing data is provided, such as figure 1 shown, including the following steps:

[0052] Use the first resolution optical remote sensing data of the area to be studied to determine the prospecting area of ​​pegmatite lithium deposits;

[0053] For each prospecting area of ​​pegmatite-type lithium ore, use radar data to determine the dome structure and use the second resolution optica...

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Abstract

The invention discloses a pegmatite-type lithium ore prospecting method based on multi-source remote sensing data, which comprises the following steps: determining a prospecting prospect area of the pegmatite-type lithium ore by using the first resolution optical remote sensing data of an area to be studied; For each prospecting prospect area of pegmatite lithium deposit, the dome structure is determined by radar data and the rotating rock area is determined by optical remote sensing data with second resolution, and the second resolution is higher than the first resolution. The prospecting target area of pegmatite lithium deposit is determined based on the dome structure and the positional relationship of the rotating stone area. The invention utilizes relatively low-resolution first-resolution optical remote sensing data to determine a prospecting prospect area, The dome structure of each prospecting prospect area is then determined using radar data and the rotating rock area of eachprospecting prospect area is determined using relatively high resolution second resolution optical remote sensing data, Finally, the dome structure and the rotating rock area are taken as the key field prospecting clues, and the prospecting target area is determined through the position relationship between them, which provides scientific basis for field prospecting.

Description

technical field [0001] The invention relates to the technical field of geological exploration. More specifically, it relates to a method for prospecting pegmatite-type lithium deposits based on multi-source remote sensing data. Background technique [0002] Lithium is an indispensable strategic resource for the development of emerging industries. It can not only store energy, save energy, but also increase production capacity. It is highly used in both military and civilian applications, so it is called "the energy metal of the 21st century". The global lithium deposits are mainly brine-type and pegmatite-type, and the pegmatite-type lithium deposits are rich in 6 Li and other strategic elements are one of the important types of deposits. The formation of lithium deposits is mainly due to the enrichment of lithium elements during the formation of pegmatites. [0003] According to previous studies, the pegmatite rocks in the residual slope deposits and the fragments and roc...

Claims

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Application Information

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IPC IPC(8): G06K9/00G06K9/32G06K9/34G06K9/46G06K9/62
CPCG06V20/13G06V10/255G06V10/267G06V10/56G06F18/2135
Inventor 代晶晶
Owner INST OF MINERAL RESOURCES CHINESE ACAD OF GEOLOGICAL SCI
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