Kitkaite Mineral Data

General Kitkaite Information

Chemical Formula:

NiTeSe

Composition:

Molecular Weight = 265.25 gm

Nickel 22.13 % Ni

Tellurium 48.11 % Te

Selenium 29.77 % Se

______

100.00 %

Empirical Formula:

NiTeSe

Environment:

In narrow carbonate-bearing fissure veinlets in albite.

IMA Status:

Approved IMA 1965

Locality:

Kitka River area, Kuusamo, Oulun (Oulu) Lääni, Finland Link to MinDat.org Location Data.

Name Origin:

Named for the river Kitka, in findland, in the valley of which the mineral was found.

Name Pronunciation:

Kitkaite

Synonym:

ICSD 42560

PDF 18-896

Kitkaite Image

Images:

Kitkaite Penroseite Sederholmite

Comments: B&W polished section image showing kitkaite replacing calcite in penroseite, clausthalite and sederholmite. Note the absence of the clausthalite envelope around kitkaite..
Location: Valley of the Kitka river in Kuusamo, northeast Finland. (AmMin, v50:581). Scale: 100 X.
© American Mineralogist

Kitkaite Crystallography

Axial Ratios:

a:c = 1:1.37944

Cell Dimensions:

a = 3.716, c = 5.126, Z = 1; V = 61.30 Den(Calc)= 7.18

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/I_o): 2.729(1), 2.007(0.45), 1.51(0.35),

Physical Properties of Kitkaite

Cleavage:

{001} Good

Color:

Yellow gray.

Density:

7.19

Diaphaneity:

Opaque

Hardness:

3.5 - Copper Penny

Luster:

Metallic

Optical Properties of Kitkaite

RL Anisotrophism:

Distinct, from pale gray to pink or purple.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Kitkaite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	45.80	47.00
420 nm	46.60	48.50
440 nm	47.40	50.00
460 nm	48.20	51.70
480 nm	49.10	53.50
500 nm	50.20	55.00
520 nm	51.20	56.50
540 nm	52.30	57.90
560 nm	53.50	59.10
580 nm	54.70	60.30
600 nm	55.80	61.40
620 nm	56.90	62.30
640 nm	57.80	63.20
660 nm	58.70	63.90
680 nm	59.60	64.40
700 nm	60.40	64.80

**Calculated Relative Intensity Colors of Kitkaite in Air**
Relative Intensity	0%	20%	40%	60%	80%	100%	120%	140%	160%	180%	190%
R₁
R₂

Calculated Properties of Kitkaite

Electron Density:

Bulk Density (Electron Density)=6.17 gm/cc
note: Specific Gravity of Kitkaite =7.18 gm/cc.

Fermion Index:

Fermion Index = 0.06
Boson Index = 0.94

Photoelectric:

PE_Kitkaite= 205.92 barns/electron
U=PE_Kitkaite x rElectron Density=1,270.87 barns/cc.

Radioactivity:

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

Kitkaite Classification

Dana Class:

02.12.14.02 (02)Sulfides - Including Selenides and Tellurides

(02.12)where Am Bn Xp, with (m+n):p=1:2

(02.12.14)Melonite Group (Trigonal: P-3m1) AX2 type

02.12.14.01 Melonite NiTe2 P 3m1 3 2/m

02.12.14.02 Kitkaite NiTeSe P 3m1 3 2/m

02.12.14.03 Moncheite (Pt,Pd)(Te,Bi)2 P 3m1 3 2/m

02.12.14.04 Merenskyite (Pd,Pt)(Te,Bi)2 P 3m1 3m

02.12.14.05 Berndtite SnS2 P 3m1 3 2/m

02.12.14.06 Shuangfengite IrTe2 P 3m1 3 2/m

02.12.14.07 Sudovikovite! PtSe2 P 3m1 3 2/m

Strunz Class:

02.EA.20 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.E - Metal Sulfides, M:S £ 1:2

02.EA -M:S = 1:2

02.EA.20 Berndtite SnS2 P 3m1 3 2/m

02.EA.20 Merenskyite (Pd,Pt)(Te,Bi)2 P 3m1 3m

02.EA.20 Melonite NiTe2 P 3m1 3 2/m

02.EA.20 Kitkaite NiTeSe P 3m1 3 2/m

02.EA.20 Moncheite (Pt,Pd)(Te,Bi)2 P 3m1 3 2/m

02.EA.20 Sudovikovite! PtSe2 P 3m1 3 2/m

02.EA.20 Shuangfengite IrTe2 P 3m1 3 2/m

Other Kitkaite Information

References:

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

See Also:

Links to other databases for Kitkaite :
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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Ask about Kitkaite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Kitkaite

NiTeSe
Dana No: 02.12.14.02 Strunz No: 02.EA.20
Locality:

Notes: