Results 11 to 20 of about 2,154 (289)

PLACERS OF MAJOR VALLEYS IN THE LENA GOLD-PLACERS REGION

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2017
The morphology and inner structure of the placers in the maj or valleys of the Lena gold-bearing area are considered. The morphology of placers in the plan and the distribution of gold within the contours of the valleys are determined by the ...
O. V. Vinogradova
doaj   +2 more sources

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

Coastal-marine and legacy placers of the southern Primorye (Russia): ecology and commercial exploitation [PDF]

open access: yesE3S Web of Conferences, 2023
The article is devoted to the development of technology for reenrichment of waste from the exploitation of old gold-bearing placers that pose a significant threat to the environment.
Molchanov Vladimir, Yudakov Alexander
doaj   +1 more source

CLUSTER ANALYSIS OF STRUCTURAL NITROGEN IMPURITIES IN SOUTHERN AFRICAN DIAMONDS: PLACER RELATIONSHIP WITH KIMBERLITE SOURCES

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2022
Relevance. The authors have developed the methodology for determining the sources of diamond-bearing placers, which clarifies the history of their development, the direction of diamond demolition and probable new areas of their accumulation.
Oleg N. Malykh   +1 more
doaj   +1 more source

The contribution of the TSNIGRI Diamond laboratory to the scientific treasury of Yakutia

open access: yesРуды и металлы, 2022
Brief information is given on the main stages of scientific activity or the half-century history of the Research Geological Enterprise (NIGP) of PJSC ALROSA, confirming their inheritance from the initial stages of the enterprise (Diamond Laboratory ...
Alexander V. Тolstov   +1 more
doaj   +1 more source

ANALYSIS OF THE STRUCTURE OF TECHNOGENIC PLACERS AND EVALUATION OF THEIR DEVELOPMENT EXPERIENCE

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2023
The relevance. Exploitation of technogenic placer deposits has been carried out for more than a hundred years. At the same time, the experience of developing such deposits is very ambiguous: a significant number of deposits are successfully exploited ...
Nikolay V. Murzin, Boris L. Talgamer
doaj   +1 more source

Gold Placers of Arizona

open access: yes, 1916
The fame of Arizona as a copper producing state is so great and widespread that sometimes her deposits of other minerals do not receive their due share of attention.
McClure, F.G.
core   +5 more sources

The Engineering and geological substantiation of the resource potential of the bed of the South China

open access: yesГорные науки и технологии, 2023
The program for the development of the national economy based on own mineral raw materials as adopted in the Socialist Republic of Vietnam requires an increase the volumes of minerals.
Yu. V. Kirichenko   +2 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

ORE-BEARING OF SEDIMENTS OF THE NOVOPETRIVSKA SUITE WITHIN THE BOUNDARIES OF THE MEDVINSKA AND STROKIVSKA AREAS

open access: yesГеохімія техногенезу, 2022
Brief information on the geological structure of the Medvynska and Strokivska areas is given, within which, in the deposits of the Novopetrivska suite of the Poltava series of the Neogene, placers of zirconium-titanium minerals are located.
Yu.V. Kroshko, M.S. Kovalchuk
doaj   +1 more source

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