Formula: PbZn2(Mn,Ti)2Fe8O19
Origin of name: after locality Nezilovo, FYR Macedonia
Crystal system: hexagonal
Crystal class: 6/m 2/m 2/m
Twinning:
Unit cell:
Colour: black
Diaphaneity: opaque
Luster:
Habit: as thin tabular hexagonal crystals up to 1 mm across
Hardness: 6 to 6.5
Specific gravity: 5.69
Cleavage: 1; {0001} prominent
Tenacity:
Streak: dark brown to nearly black
Synonyms/varieties:
Comments: magnetic
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