Results 1 to 10 of about 971 (142)

Landsat-8 data for chromite prospecting in the Logar Massif, Afghanistan [PDF]

open access: yesHeliyon, 2018
Chromite is widely distributed in the east and southeast of Afghanistan, especially in Logar Province. Chromite mineralization is podiform-type and is hosted in the stratigraphically lowest ultramafic rocks of the Logar Ophiolite Complex.
Ramadan Abdelaziz   +2 more
doaj   +2 more sources

Characteristics of Chromite Deposits at North Kabaena District, Bombana Regency, Southeast Sulawesi Province, Indonesia [PDF]

open access: yesJGEET: Journal of Geoscience, Engineering, Environment and Technology, 2021
The study area is located in North Kabaena District, Bombana Regency, Southeast Sulawesi. This paper is aimed to describe characacristics of chromite deposits.
Hasria   +7 more
doaj   +3 more sources

Metamorphism on Chromite Ores from the Dobromirtsi Ultramafic Massif, Rhodope Mountains (SE Bulgaria) [PDF]

open access: yesGeologica Acta, 2009
Podiform chromitite bodies occur in highly serpentinized peridotites at Dobromirtsi Ultramafic Massif (Rhodope Mountains, southeastern Bulgaria). The ultramafic body is believed to represent a fragment of Palaeozoic ophiolite mantle.
J.M. GONZÁLEZ JIMÉNEZ   +3 more
doaj   +9 more sources

Chromite and platinum group elements mineralization in the Santa Elena Ultramafic Nappe (Costa Rica): geodynamic implications [PDF]

open access: yesGeologica Acta, 2011
Chromitites associated with strongly altered peridotite from six distinct localities in the Santa Elena ultramafic nappe (Costa Rica) have been investigated for the first time.
F. ZACCARINI   +6 more
doaj   +5 more sources

Widespread abiotic methane in chromitites. [PDF]

open access: yesSci Rep, 2018
Recurring discoveries of abiotic methane in gas seeps and springs in ophiolites and peridotite massifs worldwide raised the question of where, in which rocks, methane was generated.
Etiope G   +8 more
europepmc   +3 more sources

The metallogenic evolution of the Greater Antilles [PDF]

open access: yesGeologica Acta, 2011
The Greater Antilles host some of the world’s most important deposits of bauxite and lateritic nickel as well as significant resources of gold and silver, copper, zinc, manganese, cobalt and chromium.
C.E. NELSON   +3 more
doaj   +8 more sources

Origin of chromite nodules in podiform chromitite from the Kızıldağ ophiolite, southern Turkey

open access: yesOre Geology Reviews, 2021
Abstract Chromite nodule is unique in podiform chromitite of ophiolitic suites and there is no agreement on its petrogenesis. The nodular chromitites of the Kizildag ophiolite in southern Turkey contain typical chromite nodules, and here their geochemical compositions and crystallographic orientations have been analyzed to study the formation of ...
Christina Yan Wang, Zhuo-sen Yao
exaly   +2 more sources

Genesis of the Sartohay Podiform Chromitite Based on Microinclusions in Chromite

open access: yesMinerals (Basel, Switzerland)
Here, we present a petrographic and microanalytical study of microinclusions in chromite from podiform chromitites hosted by the Sartohay ophiolitic mélange in west Junggar, northwestern China, to investigate the parental magma evolution and chromitite genesis.
Yongfeng Zhu, Xingying
exaly   +2 more sources

Interpretation of magnetic and geoelectrical data based on geological and mineralogical evidence in the podiform chromite prospecting, Khoy ophiolite, Northwest Iran

open access: yesJournal of Economic Geology, 2021
Introduction Podiform chromite deposits are small magmatic chromite bodies formed in the lower section of an ophiolite complex. The Khoy ophiolite covers an extensive area in the northwest of Iran along the Iran-Turkey border.
Behnam Mehdikhani, Ali Imamalipour
doaj   +1 more source

Integration and analysis of geological, geochemical and remote sensing data of south of Neyshabur using principal component analysis [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2021
Lack of the existence of known mineral prospects in the preliminary stages of mineral exploration is the main problem of data-driven mineral potential modeling methods.
Hamed Fazliani   +2 more
doaj   +1 more source

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