Tiemannite Mineral Data (original) (raw)

General Tiemannite Information

Help on Chemical Formula: Chemical Formula:

HgSe

Help on Composition: Composition:

Molecular Weight = 279.55 gm

Mercury 71.75 % Hg

Selenium 28.25 % Se

______

100.00 %

Help on Empirical Formula: Empirical Formula:

HgSe

Help on Environment: Environment:

Found in hydrothermal veins, usually with other selenides and calcite.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1855

Help on Locality: Locality:

Marysville, Piute Co., Utah. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named after its discoverer, C. W. F. Tiemann (1848-1899).

Help on Name Pronunciation: Name Pronunciation:

Tiemannite + Pronunciation Say TIEMANNITE

Help on Synonym: Synonym:

ICSD 24322

PDF 8-469

Tiemannite Image

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Click Here for Larger Tiemannite Image Tiemannite Comments: Dull steel-gray, tetragonal crystals of tiemannite to 0.5mm with modifications and striations, slight purple tinge. Location: Rio Blanco, Pinal De Arvole, Atriagu, Queretare, Mexico.Scale: Picture size 2 mm. © Tom Loomis / Dakota Matrix

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

Click Here for Larger Tiemannite Image Tiemannite Tischendorfite Chrisstanleyite Comments: Polished section (PPL) showing tischendorfite (T, cream), clausthalite (Cl, off-white), tiemannite (Tie, gray), ankerite (black) and chrisstanleyite (C, greenish buff to pale brown). Location: Eskaborner Stollen (Eskeborn Adit) at Tilkerode, Harz, Mountains, Germany. (CanMin v40:739).Scale: Picture Size 275 µm. © Canadian Mineralogist

Tiemannite Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 6.084, Z = 4; V = 225.20 Den(Calc)= 8.24

Help on Crystal System: Crystal System:

Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: F43m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.51(1), 2.151(0.5), 1.835(0.3),

Click Here for Large Tiemannite Structure Window Crystal Structure:

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| | Earley J W , American Mineralogist , 35 (1950) p.337-364, Description and syntheses of the selenide minerals View Additional jPOWD Structure files for Tiemannite [1] | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Tiemannite

Help on Cleavage: Cleavage:

None

Help on Color: Color:

Gray, Reddish brown, Black.

Help on Density: Density:

8.19 - 8.47, Average = 8.33

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Help on Habit: Habit:

Euhedral Crystals - Occurs as well-formed crystals showing good external form.

Help on Habit: Habit:

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

Help on Hardness: Hardness:

2.5 - Finger Nail

Help on Luminescence: Luminescence:

Non-fluorescent.

Help on Luster: Luster:

Metallic

Help on Magnetism: Magnetism:

Nonmagnetic

Help on Streak: Streak:

grayish black

Optical Properties of Tiemannite

Help on RL Color: RL Color:

Grayish white.

Help on Reflectivity Reflectivity

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

λ R ∑ R(λ)
400 nm 33.40
420 nm 33.60
440 nm 33.80
460 nm 33.20
480 nm 32.30
500 nm 31.30
520 nm 30.50
540 nm 29.80
560 nm 29.30
580 nm 29.00
600 nm 28.70
620 nm 28.50
640 nm 28.30
660 nm 28.20
680 nm 28.00
700 nm 28.00

Calculated Relative Intensity Colors of Tiemannite in Air

RelativeIntensity 0% 40% 80% 100% 120% 160% 200% 240% 280% 310%
R

Calculated Properties of Tiemannite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=6.72 gm/cc
note: Specific Gravity of Tiemannite =8.24 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.23
Boson Index = 0.77

Help on Photoelectric: Photoelectric:

PETiemannite =1,269.54 barns/electron
U=PETiemannite x rElectron Density=8,531.97 barns/cc.

Help on Radioactivity: Radioactivity:

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

Tiemannite Classification

Help on Dana Class: Dana Class:

02.08.02.04 (02)Sulfides - Including Selenides and Tellurides

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

(02.08.02)Sphalerite Group (Isometric: F4-3m)

02.08.02.01 Sphalerite (Zn,Fe)S F43m 4 3m

02.08.02.02 Stilleite ZnSe F43m 4 3m

02.08.02.03 Metacinnabar HgS F43m 4 3m

02.08.02.04 Tiemannite HgSe F43m 4 3m

02.08.02.05 Coloradoite HgTe F43m 4 3m

02.08.02.06 Hawleyite CdS F43m 4 3m

02.08.02.07 Rudashevskyite! (Fe,Zn)S F43m 4 3m

Help on Strunz Class: Strunz Class:

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

02.C - Metal Sulfides, M:S = 1:1 (and similar)

02.CB -With Zn, Fe, Cu, Ag, Au, etc

02.CB.05a Hawleyite CdS F43m 4 3m

02.CB.05a Coloradoite HgTe F43m 4 3m

02.CB.05a Metacinnabar HgS F43m 4 3m

02.CB.05a Sphalerite (Zn,Fe)S F43m 4 3m

02.CB.05a Tiemannite HgSe F43m 4 3m

02.CB.05a Stilleite ZnSe F43m 4 3m

02.CB.05a Rudashevskyite! (Fe,Zn)S F43m 4 3m

Other Tiemannite Information

Help on References: References:

NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

Help on See Also: See Also:

Links to other databases for Tiemannite :
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
15 - WWW-MINCRYST

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

Tiemannite

HgSe
Dana No: 02.08.02.04 Strunz No: 02.CB.05a
Locality:

Notes: