VS
Name
—
Na₂Fe³⁺(SO₄)₂(OH)·3H₂O
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Orthorhombic
Crystal system
—
1.5–2.5
Mohs hardness
—
2.22–2.35
Specific gravity
—
Pale yellow
Streak
—
Vitreous
Luster
—
On {010}, perfect; on {100}, fair
Cleavage
—
Pbnm
Space group
—
—
Structural group
—
Snat · Grandfathered
IMA
—
1878
Named in
—
Lemon-yellow, straw-yellow, pale orange, yellow- brown; in transmitted light, nearly colorless to pale yellow
Typical colors
—
Na · Fe · S · O · H
Elements
—