Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color

In the Bazhenovskoye chrysotile–asbestos deposit (Middle Urals), nephrite bodies of the serpentinite type were found on the contact of after gabbro rodingites and serpentinites. The color is uniform to non-uniform, green to light green, bluish green, greyish green, and whitish. Spots, streaks, lenti...

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Autores principales: Evgeniy V. Kislov, Yuriy V. Erokhin, Mikhail P. Popov, Anatoliy G. Nikolayev
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Lenguaje:EN
Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:0261c98c15e04d8aac5200eb8779a94e2021-11-25T18:26:25ZNephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color10.3390/min111112272075-163Xhttps://doaj.org/article/0261c98c15e04d8aac5200eb8779a94e2021-11-01T00:00:00Zhttps://www.mdpi.com/2075-163X/11/11/1227https://doaj.org/toc/2075-163XIn the Bazhenovskoye chrysotile–asbestos deposit (Middle Urals), nephrite bodies of the serpentinite type were found on the contact of after gabbro rodingites and serpentinites. The color is uniform to non-uniform, green to light green, bluish green, greyish green, and whitish. Spots, streaks, lenticules of bright bluish-green or, on the contrary, light green color are sometimes noted. The nephrite is mostly comprised of tremolite. Chromite decreases the quality of the ornamental stone, but it is replaced by chrome grossular, which gives the nephrite a brighter bluish-green color locally. Crushed grains of chromite contain increased concentrations of Zn and Mn. The quality of the nephrite is decreased by serpentine and talc, as well as by fractures due to drilling and blasting works. The specific feature of the nephrite in the Bazhenovskoye deposit is the formation of nickeline, maucherite, and uvarovite. The green color is associated with Fe<sup>2+</sup> ions. The nephrite of the Bazhenovskoye deposit meets the requirements for an ornamental stone. The origin of this nephrite includes a combination of metasomatic and metamorphic processes.Evgeniy V. KislovYuriy V. ErokhinMikhail P. PopovAnatoliy G. NikolayevMDPI AGarticlenephritemineralogyornamental stoneBazhenovskoye depositMineralogyQE351-399.2ENMinerals, Vol 11, Iss 1227, p 1227 (2021)
institution DOAJ
collection DOAJ
language EN
topic nephrite
mineralogy
ornamental stone
Bazhenovskoye deposit
Mineralogy
QE351-399.2
spellingShingle nephrite
mineralogy
ornamental stone
Bazhenovskoye deposit
Mineralogy
QE351-399.2
Evgeniy V. Kislov
Yuriy V. Erokhin
Mikhail P. Popov
Anatoliy G. Nikolayev
Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color
description In the Bazhenovskoye chrysotile–asbestos deposit (Middle Urals), nephrite bodies of the serpentinite type were found on the contact of after gabbro rodingites and serpentinites. The color is uniform to non-uniform, green to light green, bluish green, greyish green, and whitish. Spots, streaks, lenticules of bright bluish-green or, on the contrary, light green color are sometimes noted. The nephrite is mostly comprised of tremolite. Chromite decreases the quality of the ornamental stone, but it is replaced by chrome grossular, which gives the nephrite a brighter bluish-green color locally. Crushed grains of chromite contain increased concentrations of Zn and Mn. The quality of the nephrite is decreased by serpentine and talc, as well as by fractures due to drilling and blasting works. The specific feature of the nephrite in the Bazhenovskoye deposit is the formation of nickeline, maucherite, and uvarovite. The green color is associated with Fe<sup>2+</sup> ions. The nephrite of the Bazhenovskoye deposit meets the requirements for an ornamental stone. The origin of this nephrite includes a combination of metasomatic and metamorphic processes.
format article
author Evgeniy V. Kislov
Yuriy V. Erokhin
Mikhail P. Popov
Anatoliy G. Nikolayev
author_facet Evgeniy V. Kislov
Yuriy V. Erokhin
Mikhail P. Popov
Anatoliy G. Nikolayev
author_sort Evgeniy V. Kislov
title Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color
title_short Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color
title_full Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color
title_fullStr Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color
title_full_unstemmed Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color
title_sort nephrite of bazhenovskoye chrysotile–asbestos deposit, middle urals: localization, mineral composition and color
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/0261c98c15e04d8aac5200eb8779a94e
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AT mikhailppopov nephriteofbazhenovskoyechrysotileasbestosdepositmiddleuralslocalizationmineralcompositionandcolor
AT anatoliygnikolayev nephriteofbazhenovskoyechrysotileasbestosdepositmiddleuralslocalizationmineralcompositionandcolor
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