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Malayaite

Year of discovery: 1965 (Sungai Lah, Malaysia), 1967 (Japan)

Locality list: 11 localities of malayaite

• CaSnSiO₅
• [Ca²⁺][Sn⁴⁺][O|SiO₄]^6-

• Class: Titanite group
• Class: Nesosilicate - Oxide
• Fluorescence: Short UV excitation (Yellowish green)

• Sn => Ti: Titanite (Series)
• Sn => V: Vanadomalayaite

• Color: Colorless, Pale yellow, Orange
• Streak: White
• Luster: Vitreous
• Diaphaneity: Translucent

• Hardness: 3.5-4
• Density: 4.4

• System: Monoclinic
• Group: 2/m, A2/a
• Lattice: a=7.2, b=8.9, c=6.7, β=113.4