Chromferide
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About Chromferide
Formula:
Fe3Cr1-x (x=0.6)
Colour:
White, grey
Lustre:
Metallic
Hardness:
4
Specific Gravity:
6.69 (Calculated)
Crystal System:
Isometric
Name:
For the chemical composition.
Type Locality:
Possibly an analogue of ferchromide. Compare chemically similar 'UM1981-05-E:CrFe' and 'UM1981-06-E:CrFeNiSi'.
Classification of Chromferide
Approved
1/A.06-30
1.AE.15
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
E : Iron-chromium family
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
E : Iron-chromium family
Dana 7th ed.:
1.1.16.1
1.1.12.2
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.58
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
Physical Properties of Chromferide
Metallic
Transparency:
Opaque
Colour:
White, grey
Hardness:
4 on Mohs scale
Hardness:
VHN100=260 kg/mm2 - Vickers
Density:
6.69 g/cm3 (Calculated)
Chemical Properties of Chromferide
Formula:
Fe3Cr1-x (x=0.6)
IMA Formula:
Fe1.5Cr0.2
Elements listed:
Crystallography of Chromferide
Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Pm3m
Setting:
Pm3m
Cell Parameters:
a = 2.8959(5) Å
Unit Cell V:
24.29 ų (Calculated from Unit Cell)
Morphology:
Small grains
Comment:
Z=0.5
Type Occurrence of Chromferide
Place of Conservation of Type Material:
Fersman museum
Geological Setting of Type Material:
Quartz veins
Synonyms of Chromferide
Other Language Names for Chromferide
Common Associates
Associated Minerals Based on Photo Data:
3 photos of Chromferide associated with Ferchromide | Cr3Fe1-x |
1 photo of Chromferide associated with Chromium | Cr |
Related Minerals - Nickel-Strunz Grouping
1.AE. | Vanadium | V | Iso. m3m (4/m 3 2/m) : Im3m |
1.AE.05 | Molybdenum | Mo | Iso. |
1.AE.05 | Chromium | Cr | Iso. m3m (4/m 3 2/m) : Im3m |
1.AE.05 | Iron | Fe | Iso. m3m (4/m 3 2/m) : Im3m |
1.AE.05 | Kamacite | (Fe,Ni) | Iso. |
1.AE.05 | Tungsten | W | Iso. |
1.AE.05 | UM2001-06-E:CrFeNi | Fe7Cr2Ni | |
1.AE.10 | Taenite | (Fe,Ni) | Iso. m3m (4/m 3 2/m) : Fm3m |
1.AE.10 | Tetrataenite | FeNi | Tet. |
1.AE.10 | Antitaenite | Fe3Ni | |
1.AE.15 | Ferchromide | Cr3Fe1-x | Iso. m3m (4/m 3 2/m) : Pm3m |
1.AE.15 | Wairauite | CoFe | Iso. |
1.AE.20 | Awaruite | Ni3Fe | Iso. m3m (4/m 3 2/m) : Fm3m |
1.AE.25 | Jedwabite | Fe7(Ta,Nb)3 | Hex. 6mm : P63mc |
1.AE.30 | Manganese | Mn | Iso. 4 3m : I4 3m |
Related Minerals - Dana Grouping (8th Ed.)
1.1.12.1 | Chromium | Cr | Iso. m3m (4/m 3 2/m) : Im3m |
1.1.12.1 | Goldamalgam (of Chen et al.) | (Au,Ag)Hg | Iso. m3m (4/m 3 2/m) : Im3m |
1.1.12.3 | Ferchromide | Cr3Fe1-x | Iso. m3m (4/m 3 2/m) : Pm3m |
Related Minerals - Hey's Chemical Index of Minerals Grouping
1.1 | Copper | Cu | Iso. m3m (4/m 3 2/m) : Fm3m |
1.2 | Silver | Ag | Iso. m3m (4/m 3 2/m) : Fm3m |
1.5 | Gold | Au | Iso. m3m (4/m 3 2/m) : Fm3m |
1.6 | Auricupride | Cu3Au | Orth. |
1.7 | Tetra-auricupride | AuCu | Tet. |
1.8 | Zinc | Zn | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.9 | Cadmium | Cd | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.10 | Danbaite | CuZn2 | Iso. |
1.11 | Zhanghengite | CuZn | Iso. |
1.12 | Mercury | Hg | Trig. 3m (3 2/m) : R3m |
1.13 | Kolymite | Cu7Hg6 | Iso. |
1.14 | Moschellandsbergite | Ag2Hg3 | Iso. m3m (4/m 3 2/m) |
1.15 | Eugenite | Ag11Hg2 | Iso. |
1.16 | Schachnerite | Ag1.1Hg0.9 | Hex. |
1.17 | Paraschachnerite | Ag3Hg2 | Orth. |
1.18 | Luanheite | Ag3Hg | Hex. |
1.19 | Weishanite | (Au,Ag,Hg) | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.20 | Indium | In | Tet. |
1.21 | Aluminium | Al | Iso. m3m (4/m 3 2/m) : Fm3m |
1.22 | Khatyrkite | (Cu,Zn)Al2 | Tet. |
1.23 | Cupalite | (Cu,Zn)Al | Orth. |
1.24 | Diamond | C | Iso. m3m (4/m 3 2/m) : Fd3m |
1.25 | Graphite | C | Hex. 6mm : P63mc |
1.26 | Chaoite | C | Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm |
1.27 | Lonsdaleite | C | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.28 | Silicon | Si | Iso. m3m (4/m 3 2/m) : Fd3m |
1.29 | Tin | Sn | Tet. 4/mmm (4/m 2/m 2/m) : I41/amd |
1.30 | Lead | Pb | Iso. m3m (4/m 3 2/m) : Fm3m |
1.31 | Anyuiite | AuPb2 | Tet. 4/mmm (4/m 2/m 2/m) : I4/mcm |
1.31 | Novodneprite | AuPb3 | Tet. 4 2m : I4 2m |
1.32 | Leadamalgam | Pb0.7Hg0.3 | Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm |
1.33 | Arsenic | As | Trig. 3m (3 2/m) : R3m |
1.34 | Arsenolamprite | As | Orth. mmm (2/m 2/m 2/m) |
1.35 | Paxite | CuAs2 | Mon. |
1.36 | Koutekite | Cu5As2 | Hex. |
1.37 | Domeykite | Cu3As | Iso. 4 3m : I4 3d |
1.38 | Algodonite | (Cu1-xAsx) | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.39 | Novákite | Cu20AgAs10 | Mon. |
1.40 | Kutinaite | Ag6Cu14As7 | Iso. |
1.41 | Antimony | Sb | Trig. 3m (3 2/m) : R3m |
1.42 | Stibarsen | AsSb | Trig. 3m (3 2/m) : R3m |
1.43 | Paradocrasite | Sb3As | Mon. 2 : B2 |
1.44 | Horsfordite | Cu, Sb | |
1.45 | Cuprostibite | Cu2(Sb,Tl) | Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm |
1.46 | Allargentum | (Ag1-xSbx) | Hex. |
1.47 | Aurostibite | AuSb2 | Iso. m3 (2/m 3) : Pa3 |
1.48 | Dyscrasite | Ag3Sb | Orth. mm2 : Pmm2 |
1.49 | Bismuth | Bi | Trig. 3m (3 2/m) : R3m |
1.50 | Maldonite | Au2Bi | Iso. m3m (4/m 3 2/m) : Fd3m |
1.51 | Sulphur | S8 | Orth. mmm (2/m 2/m 2/m) : Fddd |
1.52 | Rosickýite | S | Mon. 2/m : P2/b |
1.53 | Selenium | Se | Trig. 3 2 : P31 2 1 |
1.54 | Tellurium | Te | Trig. 3 2 : P31 2 1 |
1.55 | Chromium | Cr | Iso. m3m (4/m 3 2/m) : Im3m |
1.56 | Rhenium | Re | Hex. |
1.57 | Iron | Fe | Iso. m3m (4/m 3 2/m) : Im3m |
1.59 | Ferchromide | Cr3Fe1-x | Iso. m3m (4/m 3 2/m) : Pm3m |
1.60 | Wairauite | CoFe | Iso. |
1.61 | Nickel | Ni | Iso. m3m (4/m 3 2/m) : Fm3m |
1.62 | Kamacite | (Fe,Ni) | Iso. |
1.63 | Taenite | (Fe,Ni) | Iso. m3m (4/m 3 2/m) : Fm3m |
1.64 | Tetrataenite | FeNi | Tet. |
1.65 | Awaruite | Ni3Fe | Iso. m3m (4/m 3 2/m) : Fm3m |
1.66 | Palladium | (Pd,Pt) | Iso. m3m (4/m 3 2/m) : Fm3m |
1.67 | Potarite | PdHg | Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm |
1.68 | Paolovite | Pd2Sn | Orth. |
1.69 | Stannopalladinite | (Pd,Cu)3Sn2 | Hex. |
1.70 | Cabriite | Pd2CuSn | Orth. mmm (2/m 2/m 2/m) : Pmmm |
1.71 | Taimyrite | (Pd,Cu,Pt)3Sn | Orth. |
1.72 | Atokite | (Pd,Pt)3Sn | Iso. m3m (4/m 3 2/m) : Fm3m |
1.73 | Rustenburgite | (Pt,Pd)3Sn | Iso. m3m (4/m 3 2/m) : Fm3m |
1.74 | Zvyagintsevite | Pd3Pb | Iso. m3m (4/m 3 2/m) : Pm3n |
1.75 | Plumbopalladinite | Pd3Pb2 | Hex. |
1.76 | Osmium | (Os,Ir,Ru) | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
1.77 | Iridium | (Ir,Os,Ru) | Iso. |
1.82 | Platinum | Pt | Iso. m3m (4/m 3 2/m) : Fm3m |
1.83 | Hongshiite | PtCu | Trig. |
1.84 | Niggliite | PtSn | Hex. |
1.85 | Isoferroplatinum | Pt3Fe | Iso. |
1.86 | Tetraferroplatinum | PtFe | Tet. |
1.87 | Tulameenite | Pt2CuFe | Tet. |
1.88 | Ferronickelplatinum | Pt2FeNi | Tet. |
1.89 | Rhodium | (Rh,Pt) | Iso. |
Other Information
Magnetism:
Diamagnetic
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Chromferide
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist: 73: 190.
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 115: 355-360.
Internet Links for Chromferide
mindat.org URL:
https://www.mindat.org/min-1035.html
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Localities for Chromferide
Locality List




All localities listed without proper references should be considered as questionable.
China | |
| Norman King specimen |
Kazakhstan | |
| Melcher, F., Grum, W., Simon, G., Thalhammer, T.V., Stumpfl, E.F. (1997): Petrogenesis of the Ophiolitic Giant Chromite Deposits of Kempirsai, Kazakhstan: a Study of Solid and Fluid Inclusions in Chromite. J Petrol.: 38(10), 1419–1458; https://doi.org/10.1093/petroj/38.10.1419 |
Russia (TL) | |
| ZVMO (1986) 115, 355-360; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow |
| Erokhin, Y. V., Khiller, V. V., Zoloev, K. K., Popov, M. P., & Grigor'ev, V. V. (2014). Mariinskite from the Bazhenovskii ophiolite complex: The second finds in the world. In Doklady Earth Sciences (Vol. 455, No. 2, p. 408). Springer Science & Business Media. |
Yangliuping Cu-Ni-PGE deposit, Yangliuping Cu-Ni-PGE ore field, Danba Co., Garzê Autonomous Prefecture, Sichuan, China