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Diameter, mm (1mm - 0,039inch)

Collectible minerals - full range in stock "Pyrrhotite"

Pyrrhotite is a mineral, it is also a magnetic pyrite. However, the iron content of pyrrhotite can fluctuate greatly. In crystals, pyrrhotite occurs much less frequently than in aggregates. It is used as iron ore and for the production of sulfuric acid. It has both hydrothermal and magmatic origin, depending on the rocks in which it occurs.

You can see pyrrhotite stone for sale and buy it in the Minerals of Russia online store.

Physical Properties of Pyrrhotite

Category Mineral
(repeating unit)
Fe1−xS (x = 0 to 0.2)
IMA symbol Pyh[1]
Strunz classification 2.CC.10
Crystal system Monoclinic, with hexagonal polytypes
Crystal class Prismatic (2/m)
(same H-M symbol)
Space group A2/a
Unit cell a = 11.88 Å, b = 6.87 Å,
c = 22.79 Å; β = 90.47°; Z = 26
Color Bronze, dark brown
Crystal habit Tabular or prismatic in hexagonal prisms; massive to granular
Cleavage Absent
Fracture Uneven
Mohs scale hardness 3.5 – 4.5
Luster Metallic
Streak Dark grey – black
Specific gravity 4.58 – 4.65, average = 4.61
Refractive index Opaque
Fusibility 3
Solubility Soluble in hydrochloric acid
Other characteristics Weakly magnetic, strongly magnetic on heating; non-luminescent, non-radioactive

Code: 3742
Nikolaevsky mine, Dalnegorsk, Primorye, RF

0.00 $ $60.00

Code: 3081
Nikolaevsky mine, Dalnegorsk, Primorye, RF

0.00 $ $400.00

Code: 2299
Nikolaevsky mine, Dalnegorsk, Primorye, RF

0.00 $ $98.33

Code: 2269
Nikolaevsky mine, Dalnegorsk, Primorye, RF

0.00 $ $35.00

Code: 1097
Nikolaevsky mine, Dalnegorsk, Primorye, RF

0.00 $ $48.33

Code: 2267
Nikolaevsky mine, Dalnegorsk, Primorye, RF

0.00 $ $27.00

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