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Seelite-2

Formula:
Mg(UO
 
2
)(AsO
 
3
)
 
x
(AsO
 
4
)
 
1-x
·7H
 
2
O
System:MonoclinicLustre:Vitreous
Hardness:3
This page provides mineralogical data about Seelite-2.

Classification of Seelite-2

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Physical Properties of Seelite-2

Lustre:Vitreous
Hardness (Mohs):3

Crystallography of Seelite-2

Crystal System:Monoclinic

Optical Data of Seelite-2

Type:Biaxial (-)
RI values: nα = 1.602 - 1.610 nβ = 1.730 - 1.737 nγ = 1.740 - 1.753
2V:Measured: 30° to 41°, Calculated: 28° to 36°
Maximum Birefringence:δ = 0.138 - 0.143

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

Chemical Properties of Seelite-2

Formula:
Mg(UO
 
2
)(AsO
 
3
)
 
x
(AsO
 
4
)
 
1-x
·7H
 
2
O
Essential elements:As, H, Mg, O, U
All elements listed in formula:As, H, Mg, O, U

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.

Internet Links for Seelite-2

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