Zobrazeno 1 - 10
of 150
pro vyhledávání: '"Tephroite"'
Akademický článek
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Publikováno v:
Lithology and Mineral Resources. 55:445-467
The Ushkatyn-III deposit is located 300 km west of Karaganda (Central Kazakhstan). It is classified as a weakly metamorphosed Atasu-type hydrothermal-sedimentary ore deposit. Stratiform iron, manganese, and barite–lead orebodies occur in the Upper
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1c80da1c78672220597e8f546dd6fd4f
https://doi.org/10.1134/s0024490220060024
https://doi.org/10.1134/s0024490220060024
Publikováno v:
Journal of the Geological Society of India. 96:337-348
Manganese mineralization in the Precambrian Gangpur Group of rocks in Sundargarh district of Odisha occur as pockets or small ore bodies associated with metapelites and metapsamites. Different varieties of hypogene metamorphic manganese minerals belo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::898d579f88c57e0966e160da1cbaa950
https://doi.org/10.1007/s12594-020-1562-5
https://doi.org/10.1007/s12594-020-1562-5
Autor:
Natalia V. Zubkova, Igor V. Pekov, Nikita V. Chukanov, Nadezhda V. Shchipalkina, Natalia N. Koshlyakova, Dmitry I. Belakovskiy, Sergey N. Britvin
Publikováno v:
Mineralogical Magazine. 84:869-880
The rhodonite-group mineral with the idealised, end-member formula MnMn4[Si5O15] and the crystal chemical formulaVIIM(5)MnVIM(1–3)Mn3VIIM(4)Mn[Si5O15] (Roman numerals indicate coordination numbers) is defined as a valid mineral species named vittin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::662172623dec4393084b342701030d68
https://doi.org/10.1180/mgm.2020.75
https://doi.org/10.1180/mgm.2020.75
Autor:
Felipe Holanda dos Santos, Gláucia Nascimento Queiroga, Douglas Teixeira Martins, Wagner da Silva Amaral, Marco Paulo de Castro, Ernest Chi Fru, Kurt O. Konhauser, Morten B. Andersen
The Paleoproterozoic Lagoa do Riacho manganese deposit in the Borborema Province is central to unravelling the genesis of Paleoproterozoic manganese deposits, Paleoproterozoic redox evolution and genetic relationship to the West African Craton. With
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4e60f0271fadc4c15e60d85a7e2ab977
https://orca.cardiff.ac.uk/id/eprint/142175/1/santos+Accepted+Manuscript.pdf
https://orca.cardiff.ac.uk/id/eprint/142175/1/santos+Accepted+Manuscript.pdf
Akademický článek
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Publikováno v:
Mineralogy and Petrology. 113:7-16
Potassic-richterite, ideally AKB(NaCa)CMg5TSi8O22W(OH)2, is recognized as a valid member of the amphibole supergroup (IMA-CNMNC 2017–102). Type material is from the Pajsberg Mn-Fe ore field, Filipstad, Varmland, Sweden, where the mineral occurs in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6656b2e4e58b554fe27a6ce24071ad03
https://doi.org/10.1007/s00710-018-0623-6
https://doi.org/10.1007/s00710-018-0623-6
Publikováno v:
Minerals Engineering. 174:107024
Millions of tons of red mud produced as a by-product of the alumina industry by Bayer process not only threatens the environment but also causes waste of secondary resources. To recover iron from red mud, the technology of reduction roasting-magnetic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::197fb0a6b745e034e16ff45d68175062
https://doi.org/10.1016/j.mineng.2021.107024
https://doi.org/10.1016/j.mineng.2021.107024
Autor:
John Rakovan
Publikováno v:
The Journal of Gemmology. 37:469-470
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8b6984c6cd8f7223eb91820afdec657f
https://doi.org/10.15506/jog.2021.37.5.469
https://doi.org/10.15506/jog.2021.37.5.469
Publikováno v:
Mineralogical Magazine. 81:841-855
Wiklundite, ideally Pb2[4](Mn2+,Zn)3(Fe3+,Mn2+)2(Mn2+,Mg)19(As3+O3)2[(Si,As5+)O4]6(OH)18Cl6, isa new arseno-silicate mineral from Långban, Filipstad, Värmland, Sweden. Both the mineral and the name have been approved by the Commission on New Minera
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::02ab0974dcb47c0b6b0b673501ef34b4
https://doi.org/10.1180/minmag.2016.080.136
https://doi.org/10.1180/minmag.2016.080.136