Movatterモバイル変換

[0]ホーム
URL:

Log InRegister
AboutSupport UsPhotosDiscussionsSearchLearnMore
Quick Links :The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic Time
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Chengdeite

A valid IMA mineral species
This page is currently not sponsored.Click here to sponsor this page.
Photos of Chengdeite (3)Discuss Chengdeite
Search Photos of Chengdeite
EditAdd SynonymEdit CIF structuresClear Cache
Found in chromite ores in ultrabasic rocks and associated placer deposits.


Unique Identifiers
First published:
1995

Type description reference:
Yu, Z. (1995) Chengdeite - Ordered natural iron-iridium alloy. Acta Geologica Sinica: 69(3): 215-220.

Classification of Chengdeite
Dana 7th ed.:
1.2.6.2

Dana 8th ed.:
1.2.5.5

1 : NATIVE ELEMENTS AND ALLOYS
2 : Platinum Group Metals and Alloys

Mineral Symbols
Transparency:
Opaque
Colour:
Steel-black
Streak:
Black
Hardness:
5 onMohs scale
Hardness:
VHN50=411 - 467 kg/mm2 - Vickers
Tenacity:
Malleable
Density:
19.19 g/cm3 (Calculated)

Optical Data of Chengdeite
Colour in reflected light:
Bright white with a yellowish tint
Pleochroism:
Non-pleochroic

Chemistry of Chengdeite

Crystallography of Chengdeite
General Appearance of Type Material:
Grains to 0.5 mm associated with inaglyite, to 0.5 mm in graphic intergrowths with iridium, and to 20 pm in association with
(Fe,Ni,Cu)2IrS3
Place of Conservation of Type Material:
Geological Museum of China, Beijing.
Geological Setting of Type Material:
Placer concentrates
Associated Minerals at Type Locality:
InaglyiteIridium
Reference:
Yu, Z. (1995) Chengdeite - Ordered natural iron-iridium alloy. Acta Geologica Sinica: 69(3): 215-220.
Download:
https://rruff.info/rruff_1.0/uploads/AGS69_215.pdf

Synonyms of Chengdeite

Other Language Names for Chengdeite

Common AssociatesMon. 2/m :P21/m1.AG.PalladothallitePd3TlTet. 4/mmm(4/m2/m2/m) :I4/mmm1.AG.DriekopitePtBiHex. 6/mmm(6/m2/m2/m) :P63/mmc1.AG.SidoroviteFe3PtIso.m3m(4/m32/m) :Pm3m1.AG.Michitoshiite-(Cu)Rh(Cu1-xGex)Iso.m3m(4/m32/m) :Pm3m1.AG.05Hexaferrum(Fe,Os,Ru,Ir)Hex. 6/mmm(6/m2/m2/m) :P63/mmc1.AG.05Garutiite(Ni,Fe,Ir)Hex. 6/mmm(6/m2/m2/m) :P63/mmc1.AG.10ZvyagintsevitePd3PbIso.m3m(4/m32/m) :Pm3n1.AG.10Rustenburgite(Pt,Pd)3SnIso.m3m(4/m32/m) :Fm3m1.AG.10Atokite(Pd,Pt)3SnIso.m3m(4/m32/m) :Fm3m1.AG.15Taimyrite(Pd,Cu,Pt)3SnOrth.1.AG.15Tatyanaite(Pt,Pd,Cu)9Cu3Sn4Orth.1.AG.20PaolovitePd2SnOrth.mmm(2/m2/m2/m)1.AG.25Stannopalladinite(Pd,Cu)3SnOrth.1.AG.25PlumbopalladinitePd3Pb2Hex. 6mm :P63mc1.AG.30CabriitePd2CuSnOrth.mmm(2/m2/m2/m) :Pmmm1.AG.35IsoferroplatinumPt3FeIso.m3m(4/m32/m)1.AG.40TetraferroplatinumPtFeTet. 4/mmm(4/m2/m2/m) :P4/mmm1.AG.40TulameenitePt2CuFeTet. 4/mmm(4/m2/m2/m) :P4/mmm1.AG.40FerronickelplatinumPt2FeNiTet.1.AG.45SkaergaarditePdCuIso.m3m(4/m32/m) :Pm3m1.AG.45HongshiitePtCuTrig.1.AG.50YixunitePt3InIso.m3m(4/m32/m)1.AG.55DamiaoitePtIn2Iso.m3m(4/m32/m) :Fm3m1.AG.60NiggliitePtSnHex. 6/mmm(6/m2/m2/m) :P63/mmc1.AG.65BortnikovitePd4Cu3ZnTet. 4/mmm(4/m2/m2/m) :P4/mmm1.AG.70NielsenitePdCu3Tet. 4mm :P4mm1.AG.75Norilskite(Pd,Ag)2xPb (x = 0.08 - 0.11)Trig. 32 :P3121

Other Information
Search Engines:
  • Look for Chengdeite on Google
  • Look for Chengdeite images on Google
  • Look for Chengdeite on Bing
  • Look for Chengdeite images on Bing
  • Look for Chengdeite on DuckDuckGo
  • Look for Chengdeite images on DuckDuckGo
  • Look for Chengdeite in the Rock H. Currier Digital Library
    • External Links:
  • Look for Chengdeite on Webmineral
  • Look for Chengdeite on Wikipedia
  • Look for Chengdeite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • References and PDF downloads at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Handbook of Mineralogy page PDF
    • Mineral Dealers:
  • High-end worldwide specimens & outstanding customer service
  • Buy from McDougall Minerals
  • Buy from D. Joyce minerals
  • Fine Minerals from Weinrich Minerals, Inc.
  • Wilensky Exquisite Minerals
  • Buy rare minerals from Excalibur Minerals
  • Blue Gems Australian & International

    • References for ChengdeiteⓘPlacer DepositsAlfredo Petrov
    China (TL)
     
    Zuxiang Yu (1995)Zuxiang Yu (1995)
    Japan
     
    NISHIO–HAMANE et al. (2022)NISHIO–HAMANE et al. (2022)Dr Daisuke Nishio-Hamane+1 other reference
    Russia
     
    SEM by Excalibur Mineral Co.Badanina et al. (2011)Airiyants et al. (2014)
    Quick NavTopAbout ChengdeiteUnique IdentifiersIMA ClassificationClassificationMineral SymbolsPhysical PropertiesOptical DataChemistryCrystallographyCrystal StructureX-Ray Powder DiffractionGeological EnvironmentType OccurrenceSynonymsOther LanguagesCommon AssociatesStrunz-MindatOther InformationInternet LinksReferencesLocalitiesLocality List
     
    and/or 
    Mindat.org is an outreach project of theHudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
    Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2025, except where stated. Most political location boundaries are© OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 byJolyon Ralph.
    Privacy Policy -Terms & Conditions -Contact Us / DMCA issues -Report a bug/vulnerabilityCurrent server date and time: April 28, 2025 19:04:06 Page updated: February 17, 2025 12:04:09