Magnetoplumbite specimens for sale

2 for sale · $120–$150 USD

Magnetoplumbite is a rare oxide mineral with the chemical composition PbFe12O19. It forms in hexagonal systems and typically presents a metallic lustre, opaque appearance, and a gray to black colour. Crystals and masses are usually granular or massive, with a brown streak and good cleavage, reflecting its complex oxide structure and magnetic tendencies typical of spinel-like ferrites.

Formula
PbFe12O19
Rarity
Rare
Stability
Stable
Collector interest
Moderate Interest
Classification notes
Multiple Oxides

Key characteristics

Crystal system
hexagonal
Mohs hardness
6
Specific gravity
5.52
Luster
metallic
Transparency
opaque
Color
gray, black
Streak
brown
Cleavage
good
Fracture
uneven
Crystal habit
granular, massive

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About Magnetoplumbite

Notable specimens of magnetoplumbite come from Sweden, where collectors encounter this rare oxide in small, well-formed crystals and as part of coarse, dense aggregates. The mineral’s rarity and distinct composition make pieces sought after by oxide and ferrite enthusiasts, especially those who appreciate magnetic properties and mineral chemistry in a compact, metallic package.

Collectors value magnetoplumbite for its scientific interest and its status as a relatively uncommon oxide in mineral collections. Its combination of hexagonal habit, metallic lustre, and stable nature appeals to those building a focused suite of rare iron oxide minerals, and Swedish examples add regional significance to a collection.