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Zinc-bearing Magnetite

A variety of Magnetite
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08024750017271953972786.jpg
Zinc-bearing Magnetite, etc.

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden
08024750017271953972786.jpg
Zinc-bearing Magnetite, etc.

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden
08024750017271953972786.jpg
Zinc-bearing Magnetite, etc.

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden
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About Zinc-bearing MagnetiteHide

Formula:
(Fe,Zn)Fe3O4
Colour:
black
Lustre:
Sub-Metallic
Hardness:
5 - 5½
Intermediate members of the Magnetite-Franklinite series with Fe2+>Zn. The ZnO content may reach 12.9 mass%, equalling 0.35 apfu.


Unique IdentifiersHide

Mindat ID:
55646 (as Zinc-bearing Magnetite)
2538 (as Magnetite)
Long-form identifier:
mindat:1:1:55646:2 (as Zinc-bearing Magnetite)
mindat:1:1:2538:2 (as Magnetite)

Physical Properties of Zinc-bearing MagnetiteHide

Lustre:
Sub-Metallic
Transparency:
Opaque
Colour:
Black
Streak:
Black or dark-grey
Hardness:
5 - 5½ on Mohs scale
Cleavage:
None Observed
Fracture:
Conchoidal

Chemistry of Zinc-bearing MagnetiteHide

Mindat Formula:
(Fe,Zn)Fe3O4
Element Weights:
Element% weight
Fe77.731 %
O22.270 %

Calculated from ideal end-member formula.
Elements listed:
Fe, O, Zn - search for minerals with similar chemistry

Crystallography of Zinc-bearing MagnetiteHide

Morphology:
Granular masses, octahedrons modified by rhombododecahedron

Synonyms of Zinc-bearing MagnetiteHide

Common AssociatesHide

Associations Based on Photo Data:
10 photos of Zinc-bearing Magnetite associated with FerrorhodoniteCaMn3Fe[Si5O15]
8 photos of Zinc-bearing Magnetite associated with CalciteCaCO3
4 photos of Zinc-bearing Magnetite associated with WillemiteZn2SiO4
3 photos of Zinc-bearing Magnetite associated with FrankliniteZn2+Fe3+2O4

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Zinc-bearing MagnetiteHide

References for Zinc-bearing MagnetiteHide

Reference List:

Localities for Zinc-bearing MagnetiteHide

Showing 1 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Sweden
 
  • Värmland County
    • Filipstad
      • Långban Ore District
Pavel M. Kartashov analytical data 2021
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