Results 71 to 80 of about 15,166 (249)
High contamination of mine water leads to intensive siltation of water catchments of district water drainage installations of kimberlite mines in Russia, because of which their pumping equipment periodically works in non-stationary regimes. At present, a
N. P. Ovchinnikov
doaj +1 more source
Use of ERTS imagery for natural resources research and development in Lesotho [PDF]
The author has identified the following significant results. As far as the geological aspects of the project were concerned, the project was a success.
Jackson, A. A., Nixon, P. H.
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Secular Variation in the North American Kimberlite Formation: The Variable Connection to LLSVPs
Abstract Kimberlites are rare and perplexing igneous rocks that may represent the deepest‐sourced melt type extracted from within the Earth's mantle, and their origin may be associated with Large Low Shear Velocity Provinces (LLSVPs) along the core‐mantle boundary.
C. Adam, P. D. Kempton
wiley +1 more source
The Nyurbinskaya and Botuobinskaya kimberlitic pipes were in the focus of a comprehensive study aimed to investigate their structural and material positions as the main deposits in the Nakyn field (Yakutian Diamondife‐ rous Province, Russia).
E. V. Serebryakov +2 more
doaj +1 more source
Research in volcanic geology, petrology and planetary science at MIT, 1969 to 1974 [PDF]
The behavior of volcanoes was studied by geologic mapping, petrologic investigations of lava and xenoliths, physical measurements, and theoretical modelling. Field observations were conducted in Alaska (Nunivak Island), Iceland, Hawaii (Mauna Kea), Italy
Mcgetchin, T. R.
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Abstract Tree‐ring α‐cellulose stable isotopes of living trees and dead woods are increasingly used for high‐resolution paleoclimate reconstructions spanning centuries to millennia. However, the potential effects of wood decay on α‐cellulose content (CC) and the composition of tree‐ring stable isotopes remain largely unexplored.
Tito Arosio +7 more
wiley +1 more source
Scaling up enhanced rock weathering (ERW) will require gigatonnes of suitable rock, which could include mine wastes such as the estimated 3.9 Gt of kimberlite residues from historic diamond mining.
Zivi R. Schaffer +3 more
doaj +1 more source
REsCape: an Agent-Based Framework for Modeling Resources, Ethnicity, and Conflict [PDF]
This research note provides a general introduction to REsCape: an agent-based computational framework for studying the relationship between natural resources, ethnicity, and civil war.
Dan Miodownik, Jonas Nart, Ravi Bhavnani
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The effect of temperature and pressure on the distribution of iron group elements between metal and olivine phases in the process of differentiation of protoplanetary material [PDF]
The distribution patterns of Ni, Co, Mn, and Cr were studied in olivines of various origins: from meteorites (chondrites, achondrites, pallasites), which are likely analogs of the protoplanetary material, to peridotite inclusions in kimberlite pipes ...
Ilyin, N. P. +2 more
core +1 more source
Mineral-PET: Kimberlite sorting by nuclear-medical technology [PDF]
A revolutionary new technology for diamond bearing rock sorting which has its roots in medical-nuclear physics has been taken through a substantial part of the R&D phase. This has led to the construction of the technology demonstrator.
Ballestrero, S +16 more
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