Vuorelainenite Mineral Data

Vuorelainenite Mineral Data +

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General Vuorelainenite Information

Chemical Formula:

(Mn++,Fe++)(V+++,Cr+++)2O4

Composition:

Molecular Weight = 221.57 gm

Manganese 18.60 % Mn 24.01 % MnO

Vanadium 34.49 % V 50.73 % V₂O₃

Chromium 11.73 % Cr 17.15 % Cr₂O₃

Iron 6.30 % Fe 8.11 % FeO

Oxygen 28.88 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Mn²⁺_0.75Fe²⁺_0.25V³⁺_1.5Cr_0.5O₄

Environment:

In a metamorphosed iron sulfide deposit associated with submarine felsic volcanism.

IMA Status:

Approved IMA 1982

Locality:

Stäta, Doverstorp, Bergslagen, Sweden. Link to MinDat.org Location Data.

Name Origin:

Named for Yrjo Vuorelainen (1922-), Finnish exploration geologist.

Synonym:

ICSD 28989

PDF 35-550

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Vuorelainenite Crystallography

Cell Dimensions:

a = 8.48, Z = 8; V = 609.80 Den(Calc)= 4.83

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.559(1), 1.502(0.8), 1.633(0.4),

Physical Properties of Vuorelainenite

Color:

Brown gray, Grayish black.

Density:

4.64

Diaphaniety:

Opaque

Habit:

Massive - Granular - Common texture observed in granite and other igneous rock.

Hardness:

6.5 - Pyrite

Luster:

Metallic

Optical Properties of Vuorelainenite

Optical Data:

Isotropic.

NCalc= 2.23 - from Gladstone-Dale relationship (KC = 0.2538) where Ncalc=Dcalc*KC+1
NCalc= 2.18 - from Gladstone-Dale relationship (KC = 0.2538) where Ncalc=Dmeas*KC+1

RL Color:

Brownish gray.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Vuorelainenite in Air**
λ	R	∑ R(λ)
470 nm	15.70
546 nm	15.40
589 nm	15.60
650 nm	16.20

**Calculated Relative Intensity Colors of Vuorelainenite in Air**
Relative Intensity	0%	60%	100%	120%	180%	240%	300%	360%	420%	480%	540%	570%
R

Calculated Properties of Vuorelainenite

Electron Density:

r_electron=4.52 gm/cc
note: r_{Vuorelainenite}=4.83 gm/cc.

Fermion Index

Fermion Index = 0.01348
Boson Index = 0.98652

Photoelectric:

PE_{Vuorelainenite}= 16.28 barns/electron
U=PE_{Vuorelainenite} x r_electron= 73.64 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Vuorelainenite is Not Radioactive

Vuorelainenite Classification

Dana Class:

7.2.4.1 (7)Multiple Oxides

(7.2)(A+ B++)2 X4 Spinel group

(7.2.4)(Vanadium subgroup)

7.2.4.1 Vuorelainenite (Mn,Fe)(V,Cr)2O4 F d3m 4/m 3 2/m

7.2.4.2 Coulsonite FeV2O4 F d3m 4/m 3 2/m

7.2.4.3 Magnesiocoulsonite MgV2O4 F d3m 4/m 3 2/m

Strunz Class:

IV/B.04-10 IV - Oxides

IV/B - Oxides with metal : oxygen = 3:4 (spinel type M3O4 and related), V/Ti/Ge-Spinels

IV/B.04 - Spinel group, Vuorelainenite - Brunogeierite series

IV/B.04-05 Magnesiocoulsonite MgV2O4 F d3m 4/m 3 2/m

IV/B.04-10 Vuorelainenite (Mn,Fe)(V,Cr)2O4 F d3m 4/m 3 2/m

IV/B.04-20 Coulsonite FeV2O4 F d3m 4/m 3 2/m

IV/B.04-30 Qandilite (Mg,Fe)2(Ti,Fe,Al)O4 F d3m 4/m 3 2/m

IV/B.04-40 Ulvospinel TiFe2O4 F d3m 4/m 3 2/m

IV/B.04-50 Brunogeierite (Ge,Fe)Fe2O4 F d3m 4/m 3 2/m

Other Vuorelainenite Information

References:

NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3)

See Also:

Links to other databases for Vuorelainenite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris

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Print or Cut-and-Paste your Vuorelainenite Specimen Label here :

Vuorelainenite

(Mn++,Fe++)(V+++,Cr+++)2O4
Dana No: 7.2.4.1 Strunz No: IV/B.04-10
Locality:

Notes: