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VS
Horváthite-(Y)
Horváthite-(Y)
Name
—
NaY(CO₃)F₂
Formula
—
Mineral Species
Entry type
—
Carbonates
Chemical class
—
Orthorhombic
Crystal system
—
4
Mohs hardness
—
3.3
Specific gravity
—
White
Streak
—
Vitreous
Luster
—
On {100}, very good; on {010}, good
Cleavage
—
Pmcn
Space group
—
—
Structural group
—
Hrv-Y · Approved
IMA
—
1996
Named in
—
Colorless to pale beige
Typical colors
—
Na · Y · C · O · F
Elements
—