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Löweite

Year of discovery: 1846 (Ischler Salzberg, Austria), 1987 (Japan)

Locality list: A locality of löweite

• Na₁₂Mg₇(SO₄)₁₃,15H₂O
• [Na⁺₁₂][Mg²⁺₇][(SO₄)₁₃]^26-,15H₂O

• Class: Sulfate - Hydrate
• Soluble in: Water

• Color: Colorless, Pale orange
• Streak: White
• Luster: Vitreous
• Diaphaneity: Transparent

• Cleavage: No
• Hardness: 2.5-3
• Density: 2.4

• System: Trigonal
• Group: (-3), R(-3)
• Lattice: a=18.9, c=13.4