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Godovikovite

Year of discovery: 1988 (Kopeisk, Russia), 2010 (Japan)

Locality list: A locality of godovikovite

• (NH₄)Al(SO₄)₂
• (NH₄)(Al,Fe)(SO₄)₂
• [NH₄⁺][Al³⁺][(SO₄)₂]^4-

• Class: Ammonium - Sulfate
• Soluble in: Water (Slowly)
• Hydrate to Tschermigite under ambient condition.

• NH₄ => K: Steklite

• Al => Fe: Sabieite

• Color: White, Colorless
• Streak: White
• Luster: Earthy
• Diaphaneity: Transparent-Translucent

• Cleavage: No
• Hardness: 2
• Density: 2.5

• System: Trigonal
• Group: 32, P321
• Lattice: a=4.8, c=8.3