General Information:
Chemical Formula:MgSO4·6(H2O)
Composition:(Molecular Weight = 228.46 gm)Magnesium 10.64 %
MgHydrogen 5.29 %
H Sulfur 14.04 %
S Oxygen 70.03 %
O Empirical Formula: Mg(SO4)·6(H2O)
Name Origin:Named after the number of water molecules hexa, "six" and hydor, "water."
Physical Properties: Cleavage:[010] Perfect, [101] Distinct
Color:colorless, white, or greenish white.
Density:1.76
Diaphaniety:Opaque
Habits:Fibrous - Crystals made up of fibers., Acicular - Occurs as needle-like crystals., Encrustations - Forms crust-like aggregates on matrix.
Hardness:2-2.5 - Gypsum-Finger Nail
Luminescence:None.
Luster:Vitreous (Glassy)
Streak:white
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