Defect and admixture composition of diamond crystals with growth pyramids <100> from placers of the Krasnovishersky district, the Urals

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Defect and admixture composition of diamond crystals with growth pyramids <100> from placers of the Krasnovishersky district, the Urals. / Klepikov, I. V.; Antonov, A. V.; Васильев, Евгений.

в: Zapiski Rossiiskogo Mineralogicheskogo Obshchestva, Том 148, № 5, 2019, стр. 59-73.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

Author

Klepikov, I. V. ; Antonov, A. V. ; Васильев, Евгений. / Defect and admixture composition of diamond crystals with growth pyramids <100> from placers of the Krasnovishersky district, the Urals. в: Zapiski Rossiiskogo Mineralogicheskogo Obshchestva. 2019 ; Том 148, № 5. стр. 59-73.

BibTeX

@article{2e7fac7702a6400784eb0be7d94aa7c3,

title = "Defect and admixture composition of diamond crystals with growth pyramids <100> from placers of the Krasnovishersky district, the Urals",

abstract = "The internal structure of cuboid diamonds from contemporary alluvial placers of the Krasnovishersky district at the Urals was investigated with analyzing their spectroscopic characteristics. Crystals were divided into four groups by their anatomy and spectroscopic features: cuboids of the II variety in the Yu. L. Orlov classification; cuboids with transparent core and outer part saturated with inclusions; crystals with simultaneous growth of <100> and <111> pyramids, and crystals with their consecutive growth. The local photoluminescence investigations have been carried out for all different growth zones and pyramids. There was revealed localization of luminescence bands 926 and 933 nm to growth pyramids <100> and <111>. In all studied crystals, the last stage of growth was the regenerative formation of {111} face steps together with square pits forming on the surface. Some cuboids with C centres have specific luminescence systems, such as 575, 635.1, 636.8 nm, broad band with maximum at 700 nm, and intense lines at 800, 820.5, 840, 860, 869 nm. Different thermal history of mixed-habit diamonds was shown. It is noted that the cuboid diamonds from different regions of the world have the similar internal structure and spectroscopic features.",

keywords = "Cuboid, Diamond, FTIR, Internal structure, Photoluminescence, The Urals",

author = "Klepikov, {I. V.} and Antonov, {A. V.} and Евгений Васильев",

year = "2019",

doi = "10.30695/zrmo/2019.1485.03",

language = "English",

volume = "148",

pages = "59--73",

journal = "ЗАПИСКИ РОССИЙСКОГО МИНЕРАЛОГИЧЕСКОГО ОБЩЕСТВА",

issn = "0869-6055",

publisher = "Издательство {"}Наука{"}",

number = "5",

}

RIS

TY - JOUR

T1 - Defect and admixture composition of diamond crystals with growth pyramids <100> from placers of the Krasnovishersky district, the Urals

AU - Klepikov, I. V.

AU - Antonov, A. V.

AU - Васильев, Евгений

PY - 2019

Y1 - 2019

N2 - The internal structure of cuboid diamonds from contemporary alluvial placers of the Krasnovishersky district at the Urals was investigated with analyzing their spectroscopic characteristics. Crystals were divided into four groups by their anatomy and spectroscopic features: cuboids of the II variety in the Yu. L. Orlov classification; cuboids with transparent core and outer part saturated with inclusions; crystals with simultaneous growth of <100> and <111> pyramids, and crystals with their consecutive growth. The local photoluminescence investigations have been carried out for all different growth zones and pyramids. There was revealed localization of luminescence bands 926 and 933 nm to growth pyramids <100> and <111>. In all studied crystals, the last stage of growth was the regenerative formation of {111} face steps together with square pits forming on the surface. Some cuboids with C centres have specific luminescence systems, such as 575, 635.1, 636.8 nm, broad band with maximum at 700 nm, and intense lines at 800, 820.5, 840, 860, 869 nm. Different thermal history of mixed-habit diamonds was shown. It is noted that the cuboid diamonds from different regions of the world have the similar internal structure and spectroscopic features.

AB - The internal structure of cuboid diamonds from contemporary alluvial placers of the Krasnovishersky district at the Urals was investigated with analyzing their spectroscopic characteristics. Crystals were divided into four groups by their anatomy and spectroscopic features: cuboids of the II variety in the Yu. L. Orlov classification; cuboids with transparent core and outer part saturated with inclusions; crystals with simultaneous growth of <100> and <111> pyramids, and crystals with their consecutive growth. The local photoluminescence investigations have been carried out for all different growth zones and pyramids. There was revealed localization of luminescence bands 926 and 933 nm to growth pyramids <100> and <111>. In all studied crystals, the last stage of growth was the regenerative formation of {111} face steps together with square pits forming on the surface. Some cuboids with C centres have specific luminescence systems, such as 575, 635.1, 636.8 nm, broad band with maximum at 700 nm, and intense lines at 800, 820.5, 840, 860, 869 nm. Different thermal history of mixed-habit diamonds was shown. It is noted that the cuboid diamonds from different regions of the world have the similar internal structure and spectroscopic features.

KW - Cuboid

KW - Diamond

KW - FTIR

KW - Internal structure

KW - Photoluminescence

KW - The Urals

UR - http://www.scopus.com/inward/record.url?scp=85075058227&partnerID=8YFLogxK

U2 - 10.30695/zrmo/2019.1485.03

DO - 10.30695/zrmo/2019.1485.03

M3 - Article

AN - SCOPUS:85075058227

VL - 148

SP - 59

EP - 73

JO - ЗАПИСКИ РОССИЙСКОГО МИНЕРАЛОГИЧЕСКОГО ОБЩЕСТВА

JF - ЗАПИСКИ РОССИЙСКОГО МИНЕРАЛОГИЧЕСКОГО ОБЩЕСТВА

SN - 0869-6055

IS - 5

ER -

ID: 86253929