Formula: CaMn(OH)SiO4
Origin of name: For Wolfgang Mozart, Austrian composer
Crystal system: Orthorhombic
Crystal class: 222
Twinning:
Unit cell:
Colour: Deep red
Diaphaneity: Transparent
Luster: Vitreous
Habit: Anhedral grains in aggregates to 0.1-0.5 mm across
Hardness:
Specific gravity: 3.64
Cleavage: None
Tenacity:
Streak: Red
Synonyms/varieties:
Comments: Mn analogue of vuagnatite
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