Results 1 to 10 of about 1,590 (296)

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   +7 more sources

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

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   +2 more sources

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

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

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

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

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

COARSE GOLD AND NUGGETS IN THE AMUR REGION

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2020
This paper investigates the aggregation forms, sizes and composition of native gold present in the ore deposits and placers of the Amur province. The province corresponds to the zone of the Late Mesozoic collision of geoblocks of the South-Eastern ...
V. A. Stepanov
doaj   +1 more source

Ti-Zr placer mineralization in Neoproterozoic (Uppe r Riphean) rocks of Kildin Formation and in contemporary beach sands of Sredny and Rybachy Peninsulas, Kola Region [PDF]

open access: yesVestnik MGTU, 2017
Concentration mechanisms of titanium-zirconium placer mineralizat ion in Neoproterozoic terrigenous rocks of Zemlepakhtinskaya Formation, Kildin Group, and in contempo rary beach deposits from Sredny Peninsula and Motka Cape from Rybachy Peninsula (
Chickiryov I. V.   +1 more
doaj   +1 more source

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