Results 1 to 10 of about 15,358 (309)

Grain-size distribution dataset of lagoonal and riverine coastal placer deposits along the southeastern coast of Sri Lanka [PDF]

open access: yesData in Brief
The dataset contains grain size data of placer and non-placer sediments in lagoonal and riverine beaches of southeastern part of Sri Lanka. A total of 124 swash sediment samples were collected from a 70 km long coastline with an interval of 500 m. Placer
Chaturanga Sandaruwan   +3 more
doaj   +2 more sources

GEOCHEMICAL AND MAGNETIC CHARACTERISTICS OF PLACER GOLD DEPOSITS FROM CENTRAL KALIMANTAN, INDONESIA

open access: yesRudarsko-geološko-naftni Zbornik, 2023
Massive tailings have resulted from the extensive use of placer deposits in Central Kalimantan, Indonesia, by artisanal and small-scale gold mining (ASGM) activities. Recently, the placer deposits and their tailings have been exploited for heavy minerals.
Gusfrimanuel Nahan   +3 more
doaj   +1 more source

Recovery of total heavy minerals using gravity concentrators on lean and off grade beach sands [PDF]

open access: yesJournal of Mining and Metallurgy. Section A: Mining, 2023
In the present investigation, an attempt is made to synergize the effects of textural, physical and chemical characteristics of placer deposits. These deposits are associated with lean and off-grade placer heavy minerals, which typically exhibit ...
Singh D., Mishra B., Bhima Rao R.
doaj   +1 more source

Impacts of Open Placer Gold Mining on Aquatic Communities in Rivers of the Khentii Mountains, North-East Mongolia [PDF]

open access: yesMongolian Journal of Biological Sciences, 2010
Since the political change and due to high market prices for gold the mining sector has consid- erably grown in Mongolia and has become one of the most important economical sectors.
Daniel A. Krätz   +5 more
doaj   +1 more source

Reference couple gold deposit — placer as a basis for forecasting of the new gold deposits in Amur river basin

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2019
About 1400 placers and several dozens of ore gold deposits are known in the Amur gold-bearing province. Placers are to a large degree worked out, so the future of the province is seen to be in the discovery of the new gold deposits.
V. A. Stepanov
doaj   +1 more source

Ground penetrating radar investigations of the geological structure of loose sediments at solid mineral deposits [PDF]

open access: yesE3S Web of Conferences, 2020
For effective commercial development of deposits, an increase in the information content of operational exploration is required. In recent years, the range of methods used to obtain complete and reliable information about the structure and properties of ...
Fedorova Larisa   +4 more
doaj   +1 more source

Minerals from the ocean [PDF]

open access: yes, 1974
Mineral resources are present offshore either as bedrock or superficial Bedrock deposits include petroleum, coal, sulphur, evaporites, and metals. Many of these deposits can be exploited in shallow water using currently-available technology including ...
Cook, PJ
core   +2 more sources

Modeling the formation of high metal concentration zones in man-made deposits [PDF]

open access: yes, 2018
Purpose. To study conditions of forming the zones of high metal concentration in metal-containing man-made deposits. To assess the likelihood of metal concentration in the placer core. Methods.
Korniienko, V   +4 more
core   +1 more source

Assessment of reserves and resources of technogenic complexes of gold-bearing deposits using remote sensing methods on the example of the Kerbinsky gold-bearing region (Khabarovsk Region) [PDF]

open access: yesE3S Web of Conferences, 2020
Technogenic complexes of placer deposits, the development of which has been completed, are a significant reserve of the mineral resource base of gold and other precious metals.
Litvintsev Victor   +3 more
doaj   +1 more source

PECULIARITIES OF SEARCH FOR PLACER DEPOSITS OF GOLD OF THE SOUTH OF UKRAINE

open access: yesГеологія і корисні копалини Світового океану, 2021
The long-term high level of world gold prices against the background of depletion of reserves with easily extracted metal leads to the search for and introduction into industrial development of deposits, even with low-tech ores and sands.
Lomakin I.E.
doaj   +1 more source

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