Yushkinite Mineral Data (original) (raw)

General Yushkinite Information

Help on Chemical Formula: Chemical Formula:

V1-xS•n(Mg,Al)(OH)2

Help on Composition: Composition:

Molecular Weight = 87.39 gm

Magnesium 11.88 % Mg

Aluminum 7.53 % Al

Vanadium 23.32 % V

Hydrogen 2.31 % H

Sulfur 18.35 % S

Oxygen 36.62 % O

______

100.00 %

Help on Empirical Formula: Empirical Formula:

V3+0.4S0.50.61(Mg0.7)0.61(Al0.4)(OH)2

Help on Environment: Environment:

In quartz-carbonate veins in carbonate rocks.

Help on IMA Status: IMA Status:

Approved IMA 1984

Help on Locality: Locality:

From Pay-Khoy, in the middle stram of the Silova-Yakha River, Russia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for N. P. Yushkin, Russian mineralogist.

Help on Name Pronunciation: Name Pronunciation:

Yushkinite + Pronunciation Say YUSHKINITE

Yushkinite Image

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Yushkinite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:3.52024

Help on Cell Dimensions: Cell Dimensions:

a = 3.21, c = 11.3, Z = 2; V = 100.84 Den(Calc)= 2.88

Help on Crystal System: Crystal System:

Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: P 3m1

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 5.68(1), 1.575(0.6), 2.76(0.6),

Physical Properties of Yushkinite

Help on Color: Color:

Violet, Red lilac, Pinkish gray.

Help on Density: Density:

2.94

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Plastic - Deforms like soft, plastic materials.

Help on Habit: Habit:

Aggregates - Made of numerous individual crystals or clusters.

Help on Habit: Habit:

Flakes - Flat, thin crystals or aggregates.

Help on Habit: Habit:

Scaly - Morphology like fish scales.

Help on Hardness: Hardness:

1 - Talc

Help on Luster: Luster:

Metallic

Help on Streak: Streak:

reddish gray

Optical Properties of Yushkinite

Help on RL Anisotrophism: RL Anisotrophism:

Strong, orange-red with weak lilac tint in isotropic sections, red-lilac to pinkish dark gray.

Help on Reflectivity Reflectivity

Standardized Intensity (100%) Reflection Spectra of Yushkinite in Air

λ R ∑ R(λ)
440 nm 26.00
460 nm 22.40
480 nm 19.00
500 nm 17.60
520 nm 17.80
540 nm 18.70
560 nm 20.70
580 nm 23.30
600 nm 26.40
620 nm 29.60
640 nm 32.80
660 nm 35.70
680 nm 38.20
700 nm 40.10

Calculated Relative Intensity Colors of Yushkinite in Air

RelativeIntensity 0% 50% 100% 150% 200% 250% 300% 350% 400% 420%
R

Calculated Properties of Yushkinite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.87 gm/cc
note: Specific Gravity of Yushkinite =2.88 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Help on Photoelectric: Photoelectric:

PEYushkinite = 5.79 barns/electron
U=PEYushkinite x rElectron Density= 16.61 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Yushkinite is Not Radioactive

Yushkinite Classification

Help on Dana Class: Dana Class:

02.14.03.02 (02)Sulfides - Including Selenides and Tellurides

(02.14)(Hydroxyl or Hydrated)

(02.14.03)Dana Group

02.14.03.01 Haapalaite 2(Fe,Ni)S•1.6(Mg,Fe)(OH)2 R 3m ? 3 2/m

02.14.03.02 Yushkinite V1-xS•n(Mg,Al)(OH)2 P 3m1 3m

Help on Strunz Class: Strunz Class:

02.FD.30 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.F - Sulfides of Arsenic, Alkalies; Sulfides with Halide, Oxide, Hydroxide, H2O

02.FD -With O, OH, H2O

02.FD.30 Haapalaite 2(Fe,Ni)S•1.6(Mg,Fe)(OH)2 R 3m ? 3 2/m

02.FD.30 Valleriite 4(Fe,Cu)S•3(Mg,Al)(OH)2 R 3m 3 2/m

02.FD.30 Yushkinite V1-xS•n(Mg,Al)(OH)2 P 3m1 3m

Other Yushkinite Information

Help on References: References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

Help on See Also: See Also:

Links to other databases for Yushkinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Ask about Yushkinite here :
Ask-A-Mineralogist from the Mineralogical Society of America
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Print or Cut-and-Paste your Yushkinite Specimen Label here :

Yushkinite

V1-xS•n(Mg,Al)(OH)2
Dana No: 02.14.03.02 Strunz No: 02.FD.30
Locality:

Notes: