ГЛАУБЕРИТ

Физические свойства

Habit: tabular, prismatic.
Color: yellow, reddish gray, or red.
Luster: vitreous (glassy).
Diaphaneity: transparent to translucent.
Streak: white.
Fracture: brittle–conchoidal.
Cleavage: [001] perfect.
Occurrence: dry salt-lake beds in desert climates.

Определение

glauberite: A mineral consisting ofa mixed sulphate of sodium and calcium,Na₂SO₄.CaSO₄.