Telluronevskite Mineral Data (original) (raw)

General Telluronevskite Information

Help on Chemical Formula: Chemical Formula:

Bi3TeSe2

Help on Composition: Composition:

Molecular Weight = 890.10 gm

Bismuth 68.56 % Bi

Tellurium 14.48 % Te

Lead 0.47 % Pb

Selenium 15.35 % Se

Sulfur 1.15 % S

______

100.00 %

Help on Empirical Formula: Empirical Formula:

Bi2.92Pb0.02Te1.01Se1.73S0.32

Help on Environment: Environment:

Found in opal-quartz veinlets in "secondary quartzite" formed by contact metamorphism or hydrothermal alteration of volcanic rocks.

Help on IMA Status: IMA Status:

Approved IMA 2001 (Dana # Added)

Help on Locality: Locality:

Bihorlat Mountains near Kosice in eastern Slovakia, Slovak Republic. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named as the Te analog of nevskite.

Help on Synonym: Synonym:

IMA1993-027a

Telluronevskite Image

Click Here for Larger Telluronevskite Image in a New Browser Window Images:

Click Here for Larger Telluronevskite Image Telluronevskite Comments: Granular, irregular, metallic grains of telluronevskite in white matrix. Location: Poruba pod, Vihorlat Mts. in the Slovak Republic.Scale: Picture Size 2 cm. © Fabre Minerals

Click Here for Larger Telluronevskite Image in a New Browser Window Images:

Click Here for Larger Telluronevskite Image Telluronevskite Ingodite Nevskite Comments: Intergrown metallic grains of ingodite, telluronevskite, and nevskiite. Location: Poruba pod Vihorlatom, Vihorlat Mountains, Kosice Slovak Republic.Scale: Specimen Size 2.8 × 1.7 × 1 cm. © Fabre Minerals

Telluronevskite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:5.45262

Help on Cell Dimensions: Cell Dimensions:

a = 4.264, c = 23.25, Z = 2; V = 366.09 Den(Calc)= 8.07

Help on Crystal System: Crystal System:

Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: P 3m1

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.12(1)(104), 2.28(0.33)(108), 4.66(0.19)(005),1.355(0.18)(1.0.16), 1.935(0.16)(115,0.0.12),

Click Here for Large Telluronevskite Structure Window Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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Help on Above

| | Ridkosil T , Skala R , Johan Z , Srein V , European Journal of Mineralogy , 13 (2001) p.177-185, Telluronevskite, Bi3TeSe2, a new mineral | | -------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Telluronevskite

Help on Cleavage: Cleavage:

{001} Perfect

Help on Color: Color:

Steel gray.

Help on Density: Density:

8.1

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Brittle - Sectile - Brittle fracture with slightly sectile shavings possible.

Help on Habit: Habit:

Lath - Shaped like a small, thin plaster lath, tabular (rectangular) in shape.

Help on Habit: Habit:

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

Help on Habit: Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Help on Hardness: Hardness:

3.5 - Copper Penny

Help on Luster: Luster:

Metallic

Help on Streak: Streak:

black

Optical Properties of Telluronevskite

Help on Optical Data: Optical Data:

NCalc= 2.24 - from Gladstone-Dale relationship (KC = 0.154) where Ncalc=Dcalc*KC+1
NCalc= 2.25 - from Gladstone-Dale relationship (KC = 0.154) where Ncalc=Dmeas*KC+1

Help on RL Anisotrophism: RL Anisotrophism:

Moderate without any strong chromatic effects.

Help on RL Bireflectance: RL Bireflectance:

Weak, noticeable in oil (yellowish white to gray).

Help on RL Color: RL Color:

White with a yellow tint with no internal reflections were observed.

Help on RL Pleochroism: RL Pleochroism:

Gray to bluish gray.

Help on Reflectivity Reflectivity

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

λ R1 R 2 ∑ R1(λ) ∑ R2(λ)
420 nm 45.50 42.50
440 nm 46.70 44.70
460 nm 47.80 45.90
470 nm 48.50 46.60
480 nm 49.20 46.90
500 nm 50.40 48.10
520 nm 50.50 48.50
540 nm 51.00 48.40
546 nm 51.10 48.50
560 nm 51.60 49.40
589 nm 51.90 49.40
600 nm 52.00 49.70
620 nm 52.60 50.20
640 nm 52.70 50.40
650 nm 52.80 50.50
660 nm 52.90 50.50
680 nm 53.10 50.60
700 nm 53.20 50.80

Calculated Relative Intensity Colors of Telluronevskite in Air

RelativeIntensity 0% 30% 60% 90% 100% 120% 150% 180% 200%
R1
R2

Calculated Properties of Telluronevskite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=6.54 gm/cc
note: Specific Gravity of Telluronevskite =8.07 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.02
Boson Index = 0.98

Help on Photoelectric: Photoelectric:

PETelluronevskite =1,439.18 barns/electron
U=PETelluronevskite x rElectron Density=9,406.67 barns/cc.

Help on Radioactivity: Radioactivity:

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

Telluronevskite Classification

Help on Dana Class: Dana Class:

02.08.20.05 (02)Sulfides - Including Selenides and Tellurides

(02.08)where Am Bn Xp, with (m+n):p=1:1

(02.08.20)Tsumoite Group (Trigonal: P-3m1)

02.08.20.01 Tsumoite BiTe P 3m1 3 2/m

02.08.20.02 Sulphotsumoite Bi3Te2S P 3m1 3 2/m

02.08.20.03 Nevskite Bi(Se,S) P 3m1 3 2/m

02.08.20.04 Ingodite Bi(S,Te) P 3m1 3 2/m

02.08.20.05 Telluronevskite! Bi3TeSe2 P 3m1 3 2/m

Help on Strunz Class: Strunz Class:

02.DC.05b 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.D - Metal Sulfides, M:S = 3:4 and 2:3

02.DC -Variable M:S

02.DC.05b Ingodite Bi(S,Te) P 3m1 3 2/m

02.DC.05b Nevskite Bi(Se,S) P 3m1 3 2/m

02.DC.05b Sulphotsumoite Bi3Te2S P 3m1 3 2/m

02.DC.05b Tsumoite BiTe P 3m1 3 2/m

02.DC.05b Telluronevskite! Bi3TeSe2 P 3m1 3 2/m

Other Telluronevskite Information

Help on References: References:

NAME( AmMin, Vol 86, p 1537) PHYS. PROP.(AmMin, Vol 86, p 1537) OPTIC PROP.(EurJMin, Vol 13, p 177)

Help on See Also: See Also:

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

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Ask about Telluronevskite here :
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Print or Cut-and-Paste your Telluronevskite Specimen Label here :

Telluronevskite

Bi3TeSe2
Dana No: 02.08.20.05 Strunz No: 02.DC.05b
Locality:

Notes: