Formula: Pb(Fe,Mn)12O19
Origin of name: From magnetic properties and lead (plumbum)
Crystal system: Hexagonal
Crystal class: 6/m 2/m 2/m
Twinning:
Unit cell:
Colour: Grayish black
Diaphaneity: Opaque
Luster: Submetallic
Habit: Crystals steep pyramidal
Hardness: 6
Specific gravity: 5.517
Cleavage: 1; {0001} perfect
Tenacity:
Streak: Dark brown
Synonyms/varieties:
Comments: Strongly magnetic
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