Bijvoetite

Formula:  (Y,Dy)2(UO2)4(CO3)4(OH)6 . 11H2O

Origin of name:  For Johannes Bijvoet, Dutch crystallographer

 

Crystal system:  Orthorhombic

Crystal class:  mm2

Twinning:

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Colour:  Colourless

Diaphaneity:   Subtranslucent

Luster:  Satiny

Habit:  Radial aggregates of fine-grained needles

Hardness:  2

Specific gravity:  2.60

Cleavage:  None

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