VS
Name
—
Mg(SO₄)·6H₂O
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Monoclinic
Crystal system
—
2–2.5
Mohs hardness
—
1.757
Specific gravity
—
—
Streak
—
Pearly to vitreous
Luster
—
On {100}, perfect
Cleavage
—
C2/c
Space group
—
Hexahydrite
Structural group
—
Hhy · Grandfathered
IMA
—
1911
Named in
—
Colorless to white, may be pale green; colorless in transmitted light
Typical colors
—
Mg · S · O · H
Elements
—