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Mackinawite

Pictures (4 Images total)

Mackinawit
Views (Image: 1288206687): 1837
Mackinawit

Bildbreite: 4 mm; Fundort: Kirovskii, Kukisvumchorr, Khibiny, Kola, Russland

Copyright: Leonardus
Contribution: slugslayer 2010-10-27
Locality: Kirovsky Mine (Kirovskii Apatit Mine, Kirov) / Kukisvumchorr / Chibiny (Khibiny) / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Mackinawit
Views (Image: 1463660938): 811
Mackinawit (SNr: A000143)

von Mackinah im Snohomish Co. Washington, USA; derbe, messinggelbe Einschlüsse, BB = 3 mm

Collection: Lithothek der Münchener Micromounter
Copyright: Manfred Früchtl
Contribution: Münchener Micromounter 2016-05-19
Locality: Mackinaw Mine / Monte Cristo District / Snohomish Co. / Washington / USA
Mackinawit  (quadratische Tafeln)
Views (Image: 1516265727): 629
Mackinawit (quadratische Tafeln) (SNr: M007aa)

Nickel-Grube Hitura, Nivala, Nordfinnland. Bildbreite 1 mm

Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2018-01-18
Locality: Hitura Nickel Mine / Nivala / Nordösterbotten (Pohjois-Pohjanmaa), Landschaft / Finnland
Manganoshadlunit mit Hibbingit, Mooihoekit, Cubanit, Pentlandit, Mackinawit, Valleriit etc.
Views (Image: 1579952337): 705
Manganoshadlunit mit Hibbingit, Mooihoekit, Cubanit, Pentlandit, Mackinawit, Valleriit etc. (SNr: Erz-MnSh-2-1-21)

Erzanschliff mit Manganoshadlunit, Hibbingit, Mooihoekit, Cubanit, Pentlandit, Mackinawit, Valleriit etc. aus Talnakh, Sibirien. Analysiert von Prof. N. Rudashevsky, Petersburg

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2020-01-25
Locality: Talnakh / Noril'sk / Putoran-Plateau / Taimyrhalbinsel (Tajmyr) / Krasnojarsk, Region (Krasnojarski krai) / Sibirien, Föderationskreis / Russland

Collectors Summary

Color bronzefarben, weiß grau
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 2.5
Solubility ++ CrO3/HCl, - HNO3, HCl
Crystal System tetragonal, P4/nmm

Chemism

Chem­ical formula

(Fe,Ni)1+xS {x = 0 - 0.07}

Chem­ical com­po­si­tion

Eisen, Nickel, Schwefel

Unit weight: 88.622755 u; Number of atoms in the formula: 2

Info

Empirical formula:

(Fe0.75Ni0.25)S

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

36.18

1

50.00

32.0655000

32.0655000

Iron

Fe

47.26

0.75

37.50

55.8452000

41.8839000

Nickel

Ni

16.56

0.25

12.50

58.6934200

14.6733550

Anal­y­sis wt%

Fe : 55.94, Ni : 8.26, Co : 0.42, S : 35.29 (Ref: American Mineralogist 63)

Strunz 9th edi­tion incl. updates

2.CC.25

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
C: Metallsulfide, M : S = 1 : 1 (und ähnliche)
C: mit Nickel (Ni), Eisen (Fe), Cobalt (Co), usw.
25:Mackinawit-Gruppe

Lapis Clas­sifica­tion

II/B.17-010

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
B: Sulfide, Selenide und Telluride mit Verhältnis Metall : S,Se,Te > 1:1
17: Sulfide mit vorherrschend Nickel, Kobalt, Rhodium und Palladium

Clas­sifica­tion by Hölzel

2.CA.300

2: SULFIDES
C: Sulfides (etc) with Me/S=1/1
A: With Cu Coordination Number ~[3] and ~[4], Layers

Dana 8th edi­tion

02.07.02.01

02: Sulfide Minerals
07: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=9:8

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bronzefarben, weiß grau

Streak color

schwarz

Change in color

weiß in reflektiertem Licht

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Pleochro­ism

intensiv

Anisotropism

intensiv

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(400) 17.70, 25.70, 21.70
(420) 17.00, 28.00, 22.50
(440) 16.40, 30.20, 23.30
(460) 16.20, 32.20, 24.20
(480) 16.10, 34.40, 25.25
(500) 16.00, 36.50, 26.25
(520) 16.10, 38.40, 27.25
(540) 16.10, 40.00, 28.05
(560) 16.30, 41.40, 28.85
(580) 16.50, 42.50, 29.50
(600) 16.70, 43.30, 30.00
(620) 17.00, 43.90, 30.45
(640) 17.20, 44.30, 30.75
(660) 17.40, 44.50, 30.95
(680) 17.50, 44.60, 31.05
(700) 17.70, 44.60, 31.15

Reflection chart Mackinawite

Reflec­tiv­ity Ø

16.68

Crystallography

Crystal Sys­tem

tetragonal

Class (H-M)

4/mmm

Space Group number

129

Space Group

P4/nmm

Cell param­e­ters a (Å)

3.674

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

5.033

Cell param­e­ters a/b or c/a

1.370

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

67.937

X-Ray Pow­der Diffrac­tion

5.03(100),
2.967(40),
2.308(70),
1.837(40),
1.807(80),
1.725(30),
1.132(10),
1.055(30)

XRD chart Mackinawite

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

2.5

VHN (Hard­ness Vick­ers)

70 (20g)

Density (g/cm³)

4.30

4.332 ( ρ calc. Mineralienatlas )

Insta­bil­ity

++ CrO3/HCl, - HNO3, HCl

Preface

Author (Name, Year)

Evans & Berner & Milton, 1963

References

Handbook of Mineralogy (Anthony et al.), 1 (1990), 305

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Mackinawite

(Fe,Ni)1+xS {x = 0 - 0.07}

tetragonal : 4/mmm : P4/nmm

2.CC.25

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Samaniite

Cu2Fe5Ni2S8

tetragonal : 4/mmm

II/B.17-003

Sugakiite

Cu(Fe,Ni)8S8

II/B.17-005

Horomanite

Fe6Ni3S8

tetragonal : 4/mmm : P4/mmm

II/B.17-007

Mackinawite

(Fe,Ni)1+xS {x = 0 - 0.07}

tetragonal : 4/mmm : P4/nmm

II/B.17-010

Godlevskite

(Ni,Fe)9S8

orthorhombisch : 222 : C222

II/B.17-020

Kharaelakhite

(Cu,Pt,Pb,Fe,Ni)9S8

orthorhombisch : mmm, mm2, 222 : Pmmm, Pmm2, P222

II/B.17-030

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Mackinawite

(Fe,Ni)1+xS {x = 0 - 0.07}

tetragonal : 4/mmm : P4/nmm

2.CA.300

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Pentlandite

(Fe,Ni)9S8

kubisch : m3m : Fm3m

02.07.01.01

Argentopentlandite

Ag(Fe,Ni)8S8

kubisch : m3m : Fm3m

02.07.01.02

Cobaltpentlandite

Co9S8

kubisch : m3m : Fm3m

02.07.01.03

Shadlunite

(Pb,Cd)(Fe,Cu)8S8

kubisch : m3m : Fm3m

02.07.01.04

Geffroyite

(Cu,Fe,Ag)9(Se,S)8

kubisch : m3m : Fm3m

02.07.01.06

Mackinawite

(Fe,Ni)1+xS {x = 0 - 0.07}

tetragonal : 4/mmm : P4/nmm

02.07.02.01

Yarrowite

Cu1.2S

trigonal : 3m, 32, 3m : P3m1, P321, P3m1

02.07.03.01

Godlevskite

(Ni,Fe)9S8

orthorhombisch : 222 : C222

02.07.04.01

Kharaelakhite

(Cu,Pt,Pb,Fe,Ni)9S8

orthorhombisch : mmm, mm2, 222 : Pmmm, Pmm2, P222

02.07.05.01

Tischendorfite

Pd8Hg3Se9

orthorhombisch : mmm : Pmmn

02.07.06.01

Other languages

German

Mackinawit

Spanish

Mackinawita

French

Mackinawite

English

Mackinawite

Russian

Макинавит

Simplified Chinese

四方硫铁镍矿

Alternative Name

Kansite (of Meyer et al.)

Simplified Chinese

四方硫铁矿

Simplified Chinese

马基诺矿

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Mackinawit
Google-Bilder-Suche - search for: Mackinawit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Mackinawit

English pages

Mindat - search for: Mackinawite
Webmineral - search for:Mackinawite
Handbook-of-Mineralogy - search for: Mackinawite
RRUFF - Raman, XRD and other mineral data - search for: Mackinawite
RRUFF - References and PDF downloads - search for: Mackinawite
American-Mineralogist-Crystal-Structure-Database - search for: Mackinawite
Athena - search for: Mackinawite

Russian pages

Webmineral.ru - search for: Макинавит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Mackinawit
Crystal-Treasure.com - search for: Mackinawit
Bosse - search for: Mackinawit

Locations with GPS information