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Kitkaite (Kitkait)

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Kitkait
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Kitkait
Kitkait in Calcit, Kitka-Tal, Kuusamo, Finnland; BB < 1 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Finnland/Nordösterbotten (Pohjois-Pohjanmaa), Landschaft/Kuusamo/Kitka-Tal
Mineral: Kitkaite
Image: 1571683791
License: Usage for Mineralienatlas project only
Kitkait

Kitkait in Calcit, Kitka-Tal, Kuusamo, Finnland; BB < 1 mm

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2019-10-21
Locality: Kitka-Tal / Kuusamo / Nordösterbotten (Pohjois-Pohjanmaa), Landschaft / Finnland

Collectors Summary

Hardness (Mohs) 3.5
Solubility +++ HNO3
Crystal System trigonal, P3m1

Chemism

Chemical formula

NiTeSe

Chemical composition

Nickel, Selen, Tellur

Unit weight: 265.25942 u; Number of atoms in the formula: 3

Info

Empirical formula:

NiTeSe

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Nickel

Ni

22.13

1

33.33

58.6934200

58.6934200

Selenium

Se

29.77

1

33.33

78.9630000

78.9630000

Tellurium

Te

48.10

1

33.33

127.6030000

127.6030000

Analysis wt%

Ni : 22.42, Te : 47.46, Se : 30.22, Co : 0.40 (Ref: American Mineralogist 65)

Strunz 9th edition incl. updates

2.EA.20

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
E: Metallsulfide mit M:S >= 1:2
A: M:S = 1:2, mit Cu, Ag, Au; Ni, Sn, PGE, Mo, W
20:Melonit-Gruppe

Lapis Classification

II/D.28-020

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
D: Sulfide mit Metall : S,Se,Te < 1:1
28: Melonit-Gruppe

Classification by Hölzel

2.EA.300

2: SULFIDES
E: Me/S=1/2 (also < 1/2)
A: Me/S=1/2 with Cu,Ag,Au, etc.
3: With Ni,Sn,Pd,Pt, etc. - Melonite-Group

Dana 8th edition

02.12.14.02

02: Sulfide Minerals
12: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:2
14: Melonite Group (Trigonal: P-3m1) AX2 type

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Crystallography

Crystal System

trigonal

Class (H-M)

3m

Space Group number

164

Space Group

P3m1

Cell parameters a (Å)

3.716

Cell parameters b (Å)

-

Cell parameters c (Å)

5.126

Cell parameters a/b or c/a

1.379

Cell parameters c/b

-

Z

1

Volume (ų)

61.3

X-Ray Powder Diffraction

5.13(10),
2.729(100),
2.567(20),
2.007(40),
1.860(20),
1.535(20),
1.510(30),
1.364(10)

XRD chart Kitkaite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

3.5

VHN (Hardness Vickers)

137 (100g)

Density (g/cm³)

7.22 (gemessen)

7.185 ( ρ calc. Mineralienatlas )

Instability

+++ HNO3

Preface

Author (Name, Year)

Häkli & Vuorelainen & Sahama, 1965

References

Handbook of Mineralogy (Anthony et al.), 1 (1990), 266

Other languages

German

Kitkait

French

Kitkaite

English

Kitkaite

Spanish

Kitkaíta

Russian

Киткаит

CNMNC symbol

Symbol

Kk

Locations with GPS information

IDs

GUSID (Global unique identifier short form) jcE9fUIEXUKSYfTWBMpWZA
GUID (Global unique identifier) 7D3DC18D-0442-425D-9261-F4D604CA5664
Database ID 1961