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Northupite

Year of discovery: 1895 (Searles Lake, USA), 2004 (Japan)

Locality list: A locality of northupite

• Na₃Mg(CO₃)₂Cl
• [Na⁺₃][Mg²⁺][Cl|(CO₃)₂]^5-

• Class: Carbonate - Chloride
• Soluble in: hot Water (Decompose), HCl (with bubbles), HNO₃ (with bubbles), H₂SO₄ (with bubbles)
• Fluorescence: long UV excitation (Pale yellow), Phosphorescence

• Cl => (SO₄)_0.5: Tychite (Series)

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

• Cleavage: No
• Hardness: 3.5-4
• Density: 2.4

• System: Cubic
• Group: m3, Fd3
• Lattice: a=14.0