VS
Name
—
Ca₂Fe³⁺₃O₂(PO₄)₃·3H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
2.5
Mohs hardness
—
3.24
Specific gravity
—
Olive-green
Streak
—
Dull, earthy to resinous
Luster
—
Good on {100}
Cleavage
—
Aa
Space group
—
Arseniosiderite
Structural group
—
Mit · Grandfathered
IMA
—
1914
Named in
—
Olive-green, greenish yellow, brownish green, brownish black, red, bronzy-red
Typical colors
—
Ca · Fe · O · P · H
Elements
—