Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Krutovite

Formula:
NiAs
 
2
System:IsometricColour:Greyish-white
Lustre:MetallicHardness:5½
Name:For Russian mineralogist and geologist, Georgy Alexeevich Krutov (1902-1989).
Polymorph of:Pararammelsbergite, Rammelsbergite


Gersdorffite group [Pyrite Group?]

Classification of Krutovite

IMA status:Approved 1975
Strunz 8th edition ID:2/D.19-10
Nickel-Strunz 10th (pending) edition ID:2.EB.25

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
B : M:S = 1:2, with Fe, Co, Ni, PGE, etc.
Dana 8th edition ID:2.12.1.12

2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
mindat.org URL:http://www.mindat.org/min-2280.html
Please feel free to link to this page.

Type Occurrence of Krutovite

Type Locality:Potûčky (Breitenbach), Klášterec nad Ohří, Krušné Hory Mts (Erzgebirge), Ústí Region, Bohemia (Böhmen; Boehmen), Czech Republic
Year of Discovery:1976

Physical Properties of Krutovite

Lustre:Metallic
Colour:Greyish-white
Hardness (Mohs):5½

Crystallography of Krutovite

Crystal System:Isometric
Cell Parameters:a = 5.79Å
Unit Cell Volume:V 194.10 ų (Calculated from Unit Cell)

Optical Data of Krutovite

Type:Isotropic

Chemical Properties of Krutovite

Formula:
NiAs
 
2
Essential elements:As, Ni
All elements listed in formula:As, Ni
Common Impurities:Co,Fe,Cu,Sb,S

Relationship of Krutovite to other Species

Member of:Pyrite Group
Related Minerals - Nickel-Strunz Grouping):

- +
2.EB.05aAurostibite
AuSb
 
2
2.EB.05bBambollaite
Cu(Se,Te)
 
2
2.EB.05aCattierite
CoS
 
2
2.EB.05aErlichmanite
OsS
 
2
2.EB.05aFukuchilite
Cu
 
3
FeS
 
8
2.EB.05aGeversite
PtSb
 
2
2.EB.05aHauerite
MnS
 
2
2.EB.05aInsizwaite
Pt(Bi,Sb)
 
2
2.EB.05aKrut'aite
CuSe
 
2
2.EB.05aLaurite
RuS
 
2
2.EB.05aPenroseite
(Ni,Co,Cu)Se
 
2
2.EB.05aPyrite
FeS
 
2
2.EB.05aSperrylite
PtAs
 
2
2.EB.05aTrogtalite
CoSe
 
2
2.EB.05aVaesite
NiS
 
2
2.EB.05aVillamanínite
(Cu,Ni,Co,Fe)S
 
2
2.EB.05aDzharkenite
FeSe
 
2
2.EB.05aGaotaiite
Ir
 
3
Te
 
8
2.EB.10bAlloclasite
(Co
 
0.65
Fe
 
0.35
)AsS - CoAsS
2.EB.10dCostibite
CoSbS
2.EB.10aFerroselite
FeSe
 
2
2.EB.10aFrohbergite
FeTe
 
2
2.EB.10cGlaucodot
(Co
 
0.50
Fe
 
0.50
)AsS
2.EB.10aKullerudite
NiSe
 
2
2.EB.10aMarcasite
FeS
 
2
2.EB.10aMattagamite
CoTe
 
2
2.EB.10eParacostibite
CoSbS
2.EB.10ePararammelsbergite
NiAs
 
2
2.EB.10fOenite
CoSbAs
2.EB.15aAnduoite
(Ru,Os)As
 
2
2.EB.15aClinosafflorite
(Co,Fe,Ni)As
 
2
2.EB.15aLöllingite
FeAs
 
2
2.EB.15aNisbite
NiSb
 
2
2.EB.15aOmeiite
(Os,Ru)As
 
2
2.EB.15cPaxite
CuAs
 
2
2.EB.15aRammelsbergite
NiAs
 
2
2.EB.15aSafflorite
(Co,Fe,Ni)As
 
2
2.EB.15bSeinäjokite
(Fe,Ni)(Sb,As)
 
2
2.EB.20Arsenopyrite
FeAsS - (Fe
 
0.90
Co
 
0.10
)AsS
2.EB.20Gudmundite
FeSbS
2.EB.20Osarsite
(Os,Ru)AsS
2.EB.20Ruarsite
(Ru,Os)AsS
2.EB.25Cobaltite
CoAsS
2.EB.25Gersdorffite
NiAsS
2.EB.25Hollingworthite
(Rh,Pt,Pd)AsS
2.EB.25Irarsite
(Ir,Ru,Rh,Pt)AsS
2.EB.25Jolliffeite
NiAsSe
2.EB.25Maslovite
PtBiTe
2.EB.25Michenerite
PdBiTe
2.EB.25Padmaite
PdBiSe
2.EB.25Platarsite
(Pt,Rh,Ru)AsS
2.EB.25Testibiopalladite
PdTe(Sb,Te)
2.EB.25Tolovkite
IrSbS
2.EB.25Ullmannite
NiSbS
2.EB.25Willyamite
(Co,Ni)SbS
2.EB.25Changchengite
IrBiS
2.EB.25Mayingite
IrBiTe
2.EB.25Hollingsworthite
2.EB.25Kalungaite
PdAsSe
2.EB.25Milotaite
PdSbSe
2.EB.30Urvantsevite
Pd(Bi,Pb)
 
2
2.EB.35Rheniite
ReS
 
2

Other Names for Krutovite

Synonyms:
IMA1975-009
Other Languages:
German:Krutovit
Russian:Крутовит
Spanish:Krutovita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Krutovite

Reference List:American Mineralogist (1977): 62: 173-174.

Internet Links for Krutovite

Search Engines:
  • Look for Krutovite on Google
  • Look for Krutovite images on Google
    • External Links:
  • Look for Krutovite on Webmineral
  • Look for Krutovite on Athena Mineralogy
  • Look for Krutovite on Wikipedia
  • Look for Krutovite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Krutovite in the Natural History Museum (London) online catalogue
  • Krutovite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • The Arkenstone - Fine Minerals
  • Search for - Krutovite - on e-Rocks Mineral Sales & Auctions
  • Top quality minerals from Kristalle of California
  • Buy Fine Minerals from mineralsweb.com
  • Wilensky Fine Minerals
  • Edwards Minerals - Fine Specimens
  • Rare and Unusual minerals at Mineralogical Research Company
  • Buy minerals from Mineralium.com
  • Buy from David K Joyce minerals
  • Wendel Minerals - Auktion & Shop
  • High-end worldwide specimens & outstanding customer service
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Krutovite

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Krušné Hory Mts (Erzgebirge)
          • Ostrov
    		Lapis 2002(7/8), 63-65
      • Ústí Region
        • Krušné Hory Mts (Erzgebirge)
          • Klášterec nad Ohří
    		[ZVMO,(1976) 105, 59-71,71-85; Nickel & Nichols, 1991]
    Russia
     
    • Eastern-Siberian Region
      • Tuva Republic
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    • Northern Caucasus Region
      • Adygea (Adygeya) Republic
    		Pavel M. Kartashov data
    • Urals Region
      • Southern Urals
        • Orenburgskaya Oblast'
          • Gay
    		Zaikov, V.V., and Melekestseva, I.Y. (2006): Geology of Ore Deposits 48(3), 151-174.
    Slovakia
     
    • Košice Region
      • Eastern Slovenské Rudohorie Mts
        • Dobšiná (Dobschau) Mining District
    		Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p
    • Žilina Region
      • Northern Low Tatra Mts
    		Ozdin D., Chovan M., 1999: New mineralogical and paragenetic knowledge about siderite veins in the vicinity of Vyšná Boca, Nízke Tatry Mts. Slov. Geol. Magazine, Bratislava, 5, 4, 255-271
    Ozdín D. & Chovan M., 1999: New mineralogical and paragenetic knowledge about siderite veins in the vicinity of Vyšná Boca, Nízke Tatry Mts. Slovak Geological Magazine, 5, 4, 255-271.
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 8th Nov 2009 04:44:29