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Priceite

Year of discovery: 1873 (Lone Ranch, USA), 2015 (Japan)

Locality list: A locality of priceite

• Ca₂B₅O₇(OH)₅,H₂O
• [Ca²⁺₂][H₅B₅O₁₂]^4-,H₂O

• Class: Ino-Borate - Hydroxide - Hydrate
• Soluble in: HCl, HNO₃, H₂SO₄
• Insoluble in: Water
• Fluorescence: UV excitation (White)
• Alter to Calcite.
• Alter to Colemanite.

• Color: White
• Streak: White
• Luster: Earthy
• Diaphaneity: Transparent

• Cleavage: Perfect on {001} (1 plane)
• Hardness: 3-3.5
• Density: 2.4

• System: Monoclinic
• Group: 2/m, P2₁/b
• Lattice: a=11.6, b=7.0, c=12.4, β=110.7