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VS
Hydropyrochlore
Name
—
(H₂O,   )₂Nb₂(O,OH)₆(H₂O)
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Cubic
Crystal system
—
4–4.5
Mohs hardness
—
3.4–3.48
Specific gravity
—
—
Streak
—
[Vitreous to resinous.]
Luster
—
—
Cleavage
—
Fd3m
Space group
—
Pyrochlore-Pyrochlore
Structural group
—
Hpcl · Approved
IMA
—
1977
Named in
—
Greenish
Typical colors
—
H · O · Nb
Elements
—