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Unnamed (Cu-Sb Selenide)

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Formula:
CuSbSe
 
2
This page provides mineralogical data about Unnamed (Cu-Sb Selenide).

Classification of Unnamed (Cu-Sb Selenide)

IMA status:Not Approved
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Occurrences of Unnamed (Cu-Sb Selenide)

Geological Setting:Uranium- and selenium-bearing calcite veins in a U-Hg-Mo deposit

Physical Properties of Unnamed (Cu-Sb Selenide)

Diaphaneity (Transparency):Opaque
Hardness (Vickers):VHN100=159.7

Optical Data of Unnamed (Cu-Sb Selenide)

Type:Anisotropic
Anisotropism:Distinct
Reflectivity:
470nmR1=34.1%R2=22.9%
550nmR1=36.2%R2=26.8%
590nmR1=36.5%R2=27.2%
650nmR1=34.8%R2=26.5%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 36.5%.
R1 shown in black, R2 shown in red
Colour in reflected light:White with a yellowish hue

Chemical Properties of Unnamed (Cu-Sb Selenide)

Formula:
CuSbSe
 
2
Essential elements:Cu, Sb, Se
All elements listed in formula:Cu, Sb, Se
Analytical Data:Average values out of 12 electron microprobe determinations, in weight percent
Cu (17.42)
Hg (1.65)
Ni (0.02)
Fe (0.05)
Se (45.80)
S (0.11)
Sb (34.08)
As (0.58)

sum (99.71)
Empirical Formula:
(Cu
 
0.95
Hg
 
0.03
)
 
=0.98
(Sb
 
0.97
As
 
0.03
)
 
=1.00
(Se
 
2.01
S
 
0.01
)
 
=2.02

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 Unnamed (Cu-Sb Selenide)

Reference List:

- +
Luming Chen, Deren Li, Guangxing Wang, and Qifa Zhang (1995): A study of two unnamed selenide minerals. Acta Mineralogica Sinica 15(4), 418-421 (in Chinese with English abstract).

Jambor, J.L., Grew, E.S., and Roberts, A.C. (1996): New Mineral Names. American Mineralogist 81, 1513-1518.

Internet Links for Unnamed (Cu-Sb Selenide)

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    • Localities for Unnamed (Cu-Sb Selenide)

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    (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.
    China
     
    Luming Chen, Deren Li, Guangxing Wang, and Qifa Zhang (1995): Acta Mineralogica Sinica 15(4), 418-421
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