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Rajite

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Formula:
Cu(Te
4+
2
O
 
5
)
System:MonoclinicColour:Bright Duesbury green
Hardness:4
Name:
For American mineralogist, Dr. Robert Allen Jenkins (R.A.J.) who found the first samples.
This page provides mineralogical data about Rajite.

Classification of Rajite

IMA status:Approved 1978
Strunz 8th edition ID:4/K.12-10
Nickel-Strunz 10th (pending) edition ID:4.JK.20

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
K : Tellurites without additional anions, without H2O
Dana 8th edition ID:34.4.2.1

34 : SELENITES, TELLURITES AND SULFITES
4 : A(X2O5)
Hey's CIM Ref.:28.3.2

28 : Selenites, Selenates, Tellurites, and Tellurates
3 : Tellurites
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Type Occurrence of Rajite

Type Locality:Lone Pine Mine, Lone Pine Hill area, Wilcox District, Catron Co., New Mexico, USA
Place of Conservation of Type Material:Harvard University, Boston, Massachusetts 119101
Year of Discovery:1978

Physical Properties of Rajite

Lustre:Resinous, Dull
Diaphaneity (Transparency):Translucent
Comment:Dull if altered
Colour:Bright Duesbury green
Streak:Pale green
Hardness (Mohs):4
Tenacity:Brittle
Cleavage:Imperfect/Fair
On {010}
Density (measured):5.75(6) g/cm3
Density (calculated):5.77 g/cm3

Crystallography of Rajite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P21/b
Cell Parameters:a = 6.866Å, b = 9.314Å, c = 7.598Å
β = 109.1°
Ratio:a:b:c = 0.737 : 1 : 0.816
Unit Cell Volume:V 459.14 ų (Calculated from Unit Cell)
Z:4
Morphology:As tabular to bladed crystals.

Optical Data of Rajite

Type:Biaxial (+)
RI values: nα = 2.115 nβ = 2.135 nγ = 2.260
2V:Measured: 40° , Calculated: 46°
Maximum Birefringence:δ = 0.145

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Dispersion:strong
Pleochroism:Weak
Comments:Watery greens

Chemical Properties of Rajite

Formula:
Cu(Te
4+
2
O
 
5
)
Simplified for copy/paste:Cu(Te4+2O5)
Essential elements:Cu, O, Te
All elements listed in formula:Cu, O, Te

Relationship of Rajite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.JK.05Winstanleyite
TiTe
4+
3
O
 
8
4.JK.05Walfordite
(Fe
3+
 
,Te
6+
 
)Te
4+
3
O
 
8
4.JK.10Spiroffite
(Mn,Zn)
 
2
Te
4+
3
O
 
8
4.JK.10Zincospiroffite
Zn
 
2
Te
4+
3
O
 
8
4.JK.15Balyakinite
Cu(TeO
 
3
)
4.JK.25Carlfriesite
CaTe
4+
2
Te
6+
 
O
 
8
4.JK.30Denningite
(Mn
2+
 
,Ca,Zn)Te
4+
2
O
 
5
4.JK.35Chekhovichite
Bi
 
2
Te
4+
4
O
 
11
4.JK.40Smirnite
Bi
 
2
Te
4+
 
O
 
5
4.JK.45Choloalite
(Cu,Sb)
 
3
(Pb,Ca)
 
3
(TeO
 
3
)
 
6
Cl
4.JK.50Fairbankite
Pb(TeO
 
3
)
4.JK.55Plumbotellurite
Pb(TeO
 
3
)
4.JK.60Magnolite
(Hg
+
2
)(Te
4+
 
O
 
3
)
4.JK.65Moctezumite
Pb(UO
 
2
)(TeO
 
3
)
 
2
4.JK.70Schmitterite
(UO
 
2
)(TeO
 
3
)
4.JK.75Cliffordite
(UO
 
2
)Te
4+
3
O
 
7
Related Minerals - Hey's Index Grouping:

- +
28.3.1Balyakinite
Cu(TeO
 
3
)
28.3.3Graemite
Cu[TeO
 
3
] · H
 
2
O
28.3.4Teineite
Cu[TeO
 
3
] · 2H
 
2
O
28.3.5Cesbronite
Cu
 
5
(TeO
 
3
)
 
2
(OH)
 
6
· 2H
 
2
O
28.3.6Mroseite
CaTe
4+
 
(CO
 
3
)O
 
2
28.3.7Quetzalcoatlite
Zn
 
6
Cu
 
3
(TeO
 
6
)
 
2
(OH)
 
6
· Ag
 
x
Pb
 
y
Cl
 
x+2y
28.3.8Zemannite
Mg(ZnFe)
 
2
(TeO
 
3
)
 
6
·9H
 
2
O
28.3.9Kinichilite
(Fe,Mg,Zn)
 
2
(TeO
 
3
)
 
3
(Na
 
x
H
 
2-x
) · 3H
 
2
O
28.3.10Denningite
(Mn
2+
 
,Ca,Zn)Te
4+
2
O
 
5
28.3.11Spiroffite
(Mn,Zn)
 
2
Te
4+
3
O
 
8
28.3.12Winstanleyite
TiTe
4+
3
O
 
8
28.3.13Fairbankite
Pb(TeO
 
3
)
28.3.14Plumbotellurite
Pb(TeO
 
3
)
28.3.15Choloalite
(Cu,Sb)
 
3
(Pb,Ca)
 
3
(TeO
 
3
)
 
6
Cl
28.3.16Smirnite
Bi
 
2
Te
4+
 
O
 
5
28.3.17Chekhovichite
Bi
 
2
Te
4+
4
O
 
11
28.3.18Cliffordite
(UO
 
2
)Te
4+
3
O
 
7
28.3.19Schmitterite
(UO
 
2
)(TeO
 
3
)
28.3.20Moctezumite
Pb(UO
 
2
)(TeO
 
3
)
 
2
28.3.21Emmonsite
Fe
3+
2
[TeO
 
3
]
 
3
· 2H
 
2
O
28.3.22Blakeite
Fe
3+
2
[TeO
 
3
]
 
3
(?)
28.3.23Mackayite
Fe
3+
 
(Te
4+
2
O
 
5
)(OH)
28.3.24Poughite
Fe
3+
2
(TeO
 
3
)
 
2
(SO
 
4
)(H
 
2
O)
 
2
· H
 
2
O
28.3.25Sonoraite
Fe
3+
 
(TeO
 
3
)(OH) · H
 
2
O
28.3.26Rodalquilarite
Fe
 
2
(TeO
 
2
OH)
 
3
(TeO
 
3
)Cl
28.3.27Eztlite
Pb
 
2
Fe
3+
6
(Te
4+
 
O
 
3
)
 
3
(Te
6+
 
O
 
6
)(OH)
 
10
· 8H
 
2
O
28.3.28Keystoneite
(Ni,Mg,Fe,Mn)
 
3
Te
 
3
O
 
9
· 5H
 
2
O

Other Names for Rajite

Synonyms:
IMA1978-039
Other Languages:
German:Rajit
Russian:Раджит
Spanish:Rajita

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 Rajite

Reference List:

- +
Williams, S. A. (1979): Rajite, naturally occurring cupric pyrotellurite, a new mineral. Mineralogical Magazine, 43, 91-92.

American Mineralogist (1979): 64: 1331.

Acta Crystallographica: B29: 963-970.

Internet Links for Rajite

Search Engines:
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  • External Links:
  • Look for Rajite on Webmineral
  • Look for Rajite on Athena Mineralogy
  • Look for Rajite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Rajite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • Localities for Rajite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (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.
    Japan
     
    • Honshu Island
      • Chubu Region
        • Shizuoka Prefecture
          • Shimoda City
            • Rendaiji
    Zenzai & Nakada (2005) Chigaku Kenkyu, 54, #3, 131-136.
    USA
     
    • New Mexico
      • Catron Co.
        • Wilcox District
          • Lone Pine Hill area
    Williams, S.A. (1979): Rajite, naturally occurring cupric pyrotellurite, a new mineral. Mineralogical Magazine. 43:91-92: MinRec 20:10, 10:301]
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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