[ Top ] [ Japanese ]

Clinozoisite (Photo) [abbr. Czo ]

Year of discovery: 1896 (Gösleswand, Austria), 1915 (Japan)

Locality list: 223 localities of clinozoisite

• Ca₂Al₃(SiO₄)₃(OH)
• [Ca²⁺₂][Al³⁺][Al³⁺₂][OH|O|SiO₄|Si₂O₇]^13-

• Class: Epidote group < Epidote supergroup
• Class: Sorosilicate - Nesosilicate - Oxide - Hydroxide
• Variety: Clinothulite (+Mn³⁺, Pink)
• Soluble in: HCl

• Polymorph: Zoisite (Orthorhombic)

• Ca => Sr: Clinozoisite-(Sr)

• Al => Mn: Piemontite
• Al => Fe: Epidote
• Al => V: Mukhinite

• Color: Pale brown-Green
• Streak: Grayish brown
• Luster: Vitreous
• Diaphaneity: Transparent-Translucent

• Habit: Prismatic

• Cleavage: Perfect on {001} (1 plane)
• Hardness: 7
• Density: 3.4

• System: Monoclinic
• Group: 2/m, P2₁/m
• Lattice: a=8.9, b=5.6, c=10.2, β=115.5

Etymology: Clino (monoclinic) - zoisite in Greek