VS
Name
—
Fe³⁺Al₇(PO₄)₄(PO₃OH)₂(OH)₈(H₂O)₈·8H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
1.5
Mohs hardness
—
2.27
Specific gravity
—
White
Streak
—
Vitreous
Luster
—
Perfect on {001}
Cleavage
—
P2_1/n
Space group
—
—
Structural group
—
Mat · Approved
IMA
—
1977
Named in
—
Colorless, white, grayish white
Typical colors
—
Fe · Al · P · O · H
Elements
—