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

Lazarenkoite

Big Photo

Khovu-Aksy Ni-Co Deposit (Khovu-Asky), Tuva Republic, Eastern-Siberian Region, Russia
© Thomas Witzke

Formula:
(Ca,Fe)FeAs
 
3
O
 
7
·3H
 
2
O
System:OrthorhombicHardness:1
This page provides mineralogical data about Lazarenkoite.

Classification of Lazarenkoite

IMA status:Approved
Strunz 8th edition ID:4/J.08-20
Nickel-Strunz 10th (pending) edition ID:4.JC.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
C : Arsenites, antimonites, bismuthites; without additional anions, with H2O
Dana 8th edition ID:7.8.3.1

7 : MULTIPLE OXIDES
8 : AB3X7
Hey's CIM Ref.:23.20

23 : Arsenites
mindat.org URL:http://www.mindat.org/min-2354.html
Please feel free to link to this page.

Type Occurrence of Lazarenkoite

Type Locality:Khovu-Aksy Ni-Co Deposit (Khovu-Asky), Tuva Republic, Eastern-Siberian Region, Russia
Year of Discovery:1981

Physical Properties of Lazarenkoite

Hardness (Mohs):1

Crystallography of Lazarenkoite

Crystal System:Orthorhombic
Cell Parameters:a = 21.8Å, b = 12.64Å, c = 8.4Å
Ratio:a:b:c = 1.725 : 1 : 0.665
Unit Cell Volume:V 2,314.64 ų (Calculated from Unit Cell)

Optical Data of Lazarenkoite

Type:Biaxial (-)
RI values: nα = 1.820 nβ = 1.920 nγ = 1.955
2V:Measured: 30° , Calculated: 58°
Maximum Birefringence:δ = 0.135

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Dispersion:small

Chemical Properties of Lazarenkoite

Formula:
(Ca,Fe)FeAs
 
3
O
 
7
·3H
 
2
O
Essential elements:As, Ca, Fe, H, O
All elements listed in formula:As, Ca, Fe, H, O

Relationship of Lazarenkoite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.JC.05Cafarsite
Ca
 
8
(Ti,Fe,Fe,Mn)
 
6-7
(AsO
 
3
)
 
12
·4H
 
2
O
4.JC.15Rouseite
Pb
 
2
Mn
2+
 
[AsO
 
3
]
 
2
 · 2H
 
2
O
4.JC.20Vajdakite
[(Mo
6+
 
O
 
2
)
 
2
(H
 
2
O)
 
2
As
3+
2
O
 
5
]·3H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
23.2Nanlingite
NaCa
 
6
(Mg,Fe,Li)
 
12
(AsO
 
3
)
 
2
[Fe(AsO
 
3
)
 
6
]F
 
14
·
23.3Leiteite
Zn[As
 
2
O
 
4
]
23.5Kuznetsovite
(Hg-Hg)Hg
2+
 
[Cl|AsO
 
4
]
23.6Paulmooreite
Pb
 
2
[As
 
2
O
 
5
]
23.7Ecdemite
Pb
 
6
[As
 
2
O
 
7
|Cl
 
4
]
23.8Heliophyllite
Pb
 
3
AsO
 
4-n
Cl
 
2n+1
23.9Finnemanite
Pb
 
5
[Cl|(AsO
 
3
)
 
3
]
23.10Gebhardite
Pb
 
8
[O|Cl
 
6
|(As
 
2
O
 
5
)
 
2
]
23.11Zimbabweite
(Na,K)
 
2
PbAs
 
4
(Ta,Nb,Ti)
 
4
O
 
18
23.13Rouseite
Pb
 
2
Mn
2+
 
[AsO
 
3
]
 
2
 · 2H
 
2
O
23.14Freedite
Pb
 
15
(Cu,Fe
2+
 
)
 
3
[O
 
7
|Cl
 
10
|(AsO
 
3
)
 
4
]
23.15Manganarsite
Mn
 
3
[(OH)
 
4
|As
 
2
O
 
4
]
23.17Armangite
Mn
2+
26
[CO
 
3
|(HAsO
 
3
)
 
4
|(AsO
 
3
)
 
14
]
23.18Karibibite
Fe
 
2
As
 
4
O
 
9
23.19Schneiderhöhnite
Fe
2+
 
Fe
3+
3
[As
 
5
O
 
13
]
23.21Stenhuggarite
CaFeSbO(AsO
 
3
)
 
2
23.22Tomichite
(V,Fe)
 
4
Ti
 
3
AsO
 
13
OH

Other Names for Lazarenkoite

Synonyms:
IMA1980-076
Other Languages:
German:Lazarenkoit
Spanish:Lazarenkoita

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 Lazarenkoite

Reference List:American Mineralogist (1982): 67: 415.

Internet Links for Lazarenkoite

Search Engines:
  • Look for Lazarenkoite on Google
  • Look for Lazarenkoite images on Google
    • External Links:
  • Look for Lazarenkoite on Webmineral
  • Look for Lazarenkoite on Athena Mineralogy
  • Look for Lazarenkoite on Wikipedia
  • Look for Lazarenkoite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Lazarenkoite in the Natural History Museum (London) online catalogue
  • Lazarenkoite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • SpiriferMinerals.com - high quality specimens
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Find Lazarenkoite on www.crystalclassics.co.uk
  • Rare and Unusual minerals at Mineralogical Research Company
  • Buy Minerals and Crystals from Crystalarium.com
  • Search for - Lazarenkoite - on e-Rocks Mineral Sales & Auctions
  • Fine Minerals from Dan Weinrich Minerals
  • Buy fine minerals and gemstones from Pala International
  • Top quality minerals from Kristalle of California
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Buy minerals from Mineralium.com
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

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

    Localities for Lazarenkoite

    (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.
    Germany
     
    • Lower Saxony
      • Harz Mts
        • Bad Harzburg
    		No reference listed
    Russia
     
    • Eastern-Siberian Region
      • Tuva Republic
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    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: 27th Oct 2009 09:27:00