Development of hyperspectral imaging for mineral exploration. Remote sensing in mineral exploration remote sensing and. Remote sensing technique for capturing and exploration of. This study used the ability of remote sensing technology to identify and map the lithological units and alteration zones in a gold prospect area in elbeida elkobra, south eastern desert of egypt by using landsat 8 oli, aster l1t and sentinel2 data. Improvements in optical remote sensing spectral resolution and increased data volumes necessitates the development of improved techniques for quantitative geological analysis. Surface mineral alteration mapping temperaturetype of a system surface temperature maps thermal heat flux surface deformation perhaps gas vents and gas composition can also provide input to land usecover change etc as input to eiasea contribution of remote sensing. Structural analysis for gold mineralization using remote. It is to assess the potential areas and to use model predicted mineral deposit. Evolution of remote sensing in geology the application of remote sensing techniques to geology and mineral exploration started with aerial photography. The main thrust of development in aerial photography took place between the two. Pdf application of remote sensing for gold exploration in. Remotesensing techniques are now being used routinely in geologic interpretation for mineral and energy exploration, plant siting, waste disposal, and the development of models for regional and continental tectonics. Principal component analysis for alteration mapping.
Geophysics geophysics uses physical methods to measure the surface properties of the earth. This study examines the determination and confirmation of mineral deposits in the gumushane province,turkey. Integration of diverse remote sensing data sets for geologic mapping and resource exploration. Mineral alteration traces on the ground are characteristic indicators of ore below the surface. Application of remote sensing in geologic mapping and. Remote sensing applications to mineral exploration remote sensing as a supplement to field lithologic and structural mapping, has played an important role in the study of mineralized areas, since aerial photography became available in early 1950s. There are three 3 primary methodologies used to find hydrocarbons in the subsurface. Introduction to remote sensing in mineral exploration. They display characteristic zonation of alteration assemblages of predominantly clay minerals. Application of remote sensing in geologic mapping and mineral exploration 4th to 6 th november, 2015 school of geosciences, university of the witwatersrand remote sensing is an increasingly indispensable tool in assisting in geologic and environmental mapping and mineral exploration at a wide range of scales. Section 2describes the remote sensing systems that are employed in mineral exploration and introduces the computer techniques used to process digital data acquired by the systems.
Robert vincent, advisor gold exploration in the sudan has been known since pharaonic times 3,000 years, but the sparse population and inhospitable climate caused the prospecting to be sporadic and ephemeral in manner. Economic geologyan invited commentary on journal papers reprint from seg newsletter, no. Remote sensing is the science of acquiring, processing, and interpreting images and related data, acquired from aircraft and satellites, that record the interaction between matter and electromagnetic energy sabins, 1997, p. Finally, test sites using known gold deposits at sukari and abu marawat are used to calibrate the techniques with the other gold concessions in the region. Prospecting and exploration of mineral deposits, volume 21. The main thrust of development in aerial photography took place between the two world wars and since then has made tremendous. Pdf remote sensing for mineral exploration in central. Pdf remote sensing for mineral exploration in central portugal. In simple terms, remote sensing is the process of acquiring data or information about an.
Despite the earlier exploration for minerals in the sudan, there still are no proper estimates of reserves and many mineral occurrences remain unexploited due. Remote sensing this term generally refers to the use of aerial sensor technologies to detect and classify objects on earth. Produced in cooperation with the american society for photogrammetry and remote sensing, it is the third volume of the manual of remote sensing, third edition, the. The third section addresses applications of remote sensing in areas such as mineral and hydrocarbon exploration, stratigraphic mapping, engineering geology, and environmental studies. These traces can be determined using rs techniques.
Manual of remote sensing, volume 3, remote sensing for the. The compendium is comprised of papers presented at the workshop and reflects the state of remote sensing in the field of geology and exploration for mineral and energy. An outstanding new reference work remote sensing for the earth sciences remote sensing for the earth sciences is a comprehensive, uptodate resource for geologists, geophysicists, and all earth scientists. Things to know type of target ore deposit required geological layers selection of suitable remotely sensed data data analysis and interpretation validation and ground trouthing. Photogrammetric engineering and remote sensing, 57. How well does remote sensing aid palaeochannel identification. Remote sensing for mineral exploration sciencedirect. The application of remote sensing techniques to geology and mineral exploration started with aerial photography. Exploration for oil and gas has always depended on surface maps of rock types and structures that point directly to, or at least hint at, subsurface conditions favorable to accumulating oil and gas. How can satellite imagery be used for mineral exploration in thick. Mnf was applied on sentinel the data used in this study is based mainly on sentinel2 imagery. The twoday conference serves as a platform for geologists and other experts in related fields to share experiences and research studies on the use of satellites and other remote sensing techniques in geologic mapping and mineral and energy exploration. The proliferation of remote sensing platforms has resulted in unprecedented opportunities for ore deposit vectoring. Spie the international society for optical engineering, earth and atmospheric remote sensing, v.
Remote sensing for mineral exploration linkedin slideshare. To boost mineral exploration in cameroon, this study applied remote sensing techniques in the mballe area in order to establish the geological and mineral wealth on thematic maps. Pdf remote sensing geology download full pdf book download. Application of remote sensing techniques in identification. This exploration was characterised by the treatment of landsat satellite 8 images coupled with intensive fieldwork. Dec 02, 2017 remote sensing for mineral exploration vivek kumar sengar senior research fellow indian institute of remote sensing indian space research organisation dehradun.
Numerous textbooks are available on subjects such as geophysical prospecting, exploration geochemistry, mining geology, photogeology and general economic geology, but, for the geologist working in mineral exploration, who does not require a. Remote sensing is the art or science of obtaining information about an object, an area or a phenomena, through analyzing of data collected by a given device or sensor that has no direct physical contact with the object, area or phenomena being investigated. Hyperspectral imagery combines imaging and spectroscopy in single systems which often include large data sets and require new processing methods. The technology of modern remote sensing has a very long history, dating back to the end of the 19th century with the invention of the camera. While remote sensing in mineral exploration is a rapidly advancing field, currently most remote sensing methods are performed through the following technologies and. Initially cameras were used to take photographs on the ground, which provided and still does a fascinating and exciting way to capture moments in time and keep a record of something that happened, which looked more realistic than a. Pdf on may 24, 20, sobhi nasir and others published application of remote sensing to mineral. This ability was examined by acquiring airborne data.
Mapping of mineral resources and lithological units. Remote sensing imagery is used extensively at gssa as an aid in geological and regolith interpretation and map compilation. Application of remote sensing in geologic mapping and mineral. Hyperspectral remotesensing techniques offer an efficient procedure for mineral mapping, with a unique hyperspectral remotesensing fingerprint in the longwave infrared spectral region enabling identification of the most abundant minerals in the continental crustquartz and feldspars.
New spaceborne methods and associated technologies are being developed to produce data from which geologic information about large areas can be. Laboratory spectral studies indicate that absorption band positions, depths and widths are correlated with diagnostic physicochemical mineral properties such as. The primary applications of remote sensing to geothermal exploration include. Abstract improvements in optical remote sensing spectral resolution and increased data volumes necessitates the development of improved techniques for quantitative geological analysis. Since in its first steps the hyperspectral technology was also promoted as a tool for mineral exploration. Remote sensing and mineral exploration sciencedirect. Numerous mineral exploration applications of hyperspectral remote sensing have been reported. Geological mapping for mineral exploration using aster data. Pdf application of remote sensing for gold exploration.
While remote sensing in mineral exploration is a rapidly advancing field, currently most remote sensing methods are performed through the following technologies and data sources. Remote sensing and mineral exploration contains the proceedings of the international workshop on remote sensing and mineral exploration, held in bangalore, india in june 1979. Satellite imagery can be successfully used for mineral reconnaissance. Remote sensing images have been widely and successfully used for mineral exploration for decades. Some geophysical methods, such as gammaray spectrometry and remote sensing, measure surface attributes. Examples include geodesy, magnetic and electrical techniques. The remote sensing and gis software used for processing and mapping the data during the analysis. Applications of remote sensing in geoscience intechopen. Minerals free fulltext remote sensing for mineral exploration in. Remote sensing techniques are now being used routinely in geologic interpretation for mineral and energy exploration, plant siting, waste disposal, and the development of models for regional and continental tectonics. Initially cameras were used to take photographs on the ground, which provided and still does a fascinating and exciting way to capture moments in time and keep a record of something that happened, which looked more realistic than a drawing or painting. The extensive use of remote sensing techniques in petroleum exploration in india had a modest beginning in 1930s when the geologists of assam oil company employed photogeological methods to map the densly forested, and highly inaccessible areas in assam, tripura and mizoram in the eastern part of india. Section 4 describes how multispectral data are digitally processed to recognize hydrothermal alteration minerals iron minerals, clays, and alunite, using the. Central portugal is well known for the existence of snw and auag mineral occurrences primarily associated with hydrothermal processes.
Applications of remote sensing techniques to geology indian. Such direct evidence is useful, but most such places have long ago been identified and explored. Review article hyperspectral geological remote sensing. Combined methods of remote sensing and fieldwork in. Numerous textbooks are available on subjects such as geophysical prospecting, exploration geochemistry, mining geology, photogeology and general economic geology, but, for the geologist working in mineral exploration, who does not require a specialists knowledge, a general book on explora tion techniques is needed. New spaceborne methods and associated technologies are being developed to produce data from which geologic information about large areas can be derived much more rapidly than by. Rather than using classical techniques, remote sensing rs and geographic information system gis technologies are applied for this purpose. Remote sensing in geology is remote sensing used in the geological sciences as a data acquisition method complementary to field observation, because it allows mapping of geological characteristics of regions without physical contact with the areas being explored. Arc map is used mainly for the gis interpretation e. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. We use software tools that are unique in identifying geological processes, rather than. So the modern exploration geologist a person who explores for petroleum must rely on other techniques. Applications of remote sensing techniques to geology. Pdf application of remote sensing to mineral exploration.
Remote sensing in mineral exploration reprint from seg newsletter, no. Pdf on may 24, 20, sobhi nasir and others published application of remote sensing to mineral exploration find, read and cite all the research you need on researchgate. Finding oil and gas from space if precious metals are not your forte, then try the petroleum industry. Advanced hyperspectral remote sensing techniques for. The wide coverage, high spatial resolution and multispectral capabilities make these data most useful in remote and arid environments where geological information is limited. T he purpose of this paper is to provide a historical overview of the development of hyperspectral remote sensing for mineral exploration in a manner which is accessible for exploration managers who may not be familiar with the state of art. Remote sensing and mineral exploration 1st edition.
The use of remote sensing technology in geological. Nov 28, 2017 this study examines the determination and confirmation of mineral deposits in the gumushane province,turkey. Purchase prospecting and exploration of mineral deposits, volume 21 2nd edition. The final chapters offer a discussion of sensors relevant to the earth sciencesincluding radar, visible, infrared, and geophysical sensorsalong with case study. Geological application of gisremote sensing for mineral potential map.
Despite the economic and strategic importance of such occurrences, the detailed geology of this particular region is poorly known and there is an obvious absence of geological mapping at an adequate scale. Despite the earlier exploration for minerals in the sudan, there still are no proper estimates of reserves and many mineral occurrences remain unexploited due to inappropriate. The use of hyperspectral remote sensing for mineral. Pdf application of remote sensing and gis in geological.
Physical properties of cover, host rock, and mineral waste strongly influence responses of potentially hazardous material and are also important for evaluating the utility of a method in geoenvironmental investigations. Abstractthe remote sensing rs techniques have become a guiding and promising tool for mineral exploration and mapping of lithological. Remote sensing for mineral exploration in central portugal. At srk, our interpretation of remote sensing and geophysical data is built on our core strengths. Advanced hyperspectral remote sensing techniques for mineral. The spatial resolution of most space borne hyperspectral hsi sensors is much coarser than the size of. Presentation provides an overview of remote sensing data and techniques in mineral exploration practices. Himanshu govil is an assistant professor, applied geology department, national institute of technology raipur, india. His research interest includes hyperspectral remote sensing application in mineral exploration, image classification techniques, environmental impact assessment.
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