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Argentopentlandite

Pictures (1 Images total)

Argentopentlandit, Froodit, Moncheit, Altait, Hessit, Silber, Cubanit
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Argentopentlandit, Froodit, Moncheit, Altait, Hessit, Silber, Cubanit (SNr: Erz-Argp-2-1-3)

Erzschliff mit Argentopentlandit, Froodit, Moncheit, Altait, Hessit, Silber, Cubanit etc. aus Oktyabr'skoye, Norilsk , Sibirien, Russland. Analyse von Prof. N. Rudashevsky, Sankt Petersburg.
Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2020-02-13
Locality: Oktyabr'skoye Mine (Oktyabr'sky, Oktyabr'skoe) / Talnakh / Noril'sk / Putoran-Plateau / Taimyrhalbinsel (Tajmyr) / Krasnojarsk, Region (Krasnojarski krai) / Sibirien, Föderationskreis / Russland

Collectors Summary

Color Cinnamon-braun
Streak color rötlichbraun
Hardness (Mohs) 3.5
Crystal System kubisch, Fm3m
Morphology kubisch

Chemism

Chem­ical formula

Ag(Fe,Ni)8S8

Chem­ical com­po­si­tion

Eisen, Nickel, Silber, Schwefel

Unit weight: 816.85026 u; Number of atoms in the formula: 17

Info

Empirical formula:

Ag(Fe0.75Ni0.25)8S8

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

31.40

8

47.06

32.0655000

256.5240000
Iron

Fe

41.02

6

35.29

55.8452000

335.0712000
Nickel

Ni

14.37

2

11.76

58.6934200

117.3868400
Silver

Ag

13.21

1

5.88

107.8682200

107.8682200

Anal­y­sis wt%

Ø Ag : 13.30, Ni : 21.30, Fe : 34.70, S : 31.40 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 77)

Strunz 9th edi­tion incl. updates

2.BB.15

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
B: Metallsulfide, M : S > 1 : 1 (hauptsächlich 2 : 1)
B: mit Nickel (Ni)
15:Pentlandit-Gruppe

Lapis Clas­sifica­tion

II/B.16-030

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

Clas­sifica­tion by Hölzel

2.BB.340

2: SULFIDES
B: Sulfides (etc) with Me/S > 1/1 (mostly 2/1)
B: With Ni,Fe,Co,Cu
3: Pentlandite-Group

Dana 8th edi­tion

02.07.01.02

02: Sulfide Minerals
07: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=9:8
01: Pentalndite Group (Isometric: Fm3m)

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

 Pentlandite Group

Optical Properties

Color

Cinnamon-braun

Streak color

rötlichbraun

Diaphane­ity (Trans­parency)

opak

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

225

Space Group

Fm3m

Cell param­e­ters a (Å)

10.521

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

-

Cell param­e­ters a/b or c/a

1

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

1164.585

X-Ray Pow­der Diffrac­tion

6.13(10),
5.27(10),
3.72(10),
3.171(100),
3.035(50),
2.025(30),
1.861(80),
1.073(20)
XRD chart Argentopentlandite

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

Morphol­ogy

kubisch

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

3.5

VHN (Hard­ness Vick­ers)

164 (100g)

Density (g/cm³)

4.69 (berechnet)

4.659 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Russland/Sibirien, Föderationskreis/Krasnojarsk, Region (Krasnojarski krai)/Taimyrhalbinsel (Tajmyr)/Putoran-Plateau/Noril'sk/Talnakh/Oktyabr'skoye Mine (Oktyabr'sky, Oktyabr'skoe)

Russland/Sibirien, Föderationskreis/Tuwa-Republik (Tuva, Tyva)/Khovu-Aksy

Russland/Sibirien, Föderationskreis/Krasnojarsk, Region (Krasnojarski krai)/Taimyrhalbinsel (Tajmyr)/Putoran-Plateau/Noril'sk/Talnakh

Preface

Author (Name, Year)

Rudashevsky & Mitenkov & Karpenkov & Shishkin, 1977

References

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 106 (1977), 688

IMA group assignments

Other languages

German

Argentopentlandit

Spanish

Argentopentlandita

French

Argentopentlandite

English

Argentopentlandite

Russian

Аргентопентландит

Simplified Chinese

银镍黄铁矿

CNMNC (IMA)-Number

IMA 1970-047

CNMNC symbol

Symbol

Apn

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

German pages

 DeWikiPedia - search for: Argentopentlandit
Google-Bilder-Suche - search for: Argentopentlandit
Mineralienatlas.de (Forum) - search for: Argentopentlandit

English pages

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

Russian pages

 Webmineral.ru - search for: Аргентопентландит

Mineral Dealer

German pages

 hausen - Mineralgroßhandel - search for: Argentopentlandit
Crystal-Treasure.com - search for: Argentopentlandit
Bosse - search for: Argentopentlandit
Edelsteine Neuburg - Gundolf Fischer - search for: Argentopentlandit

Locations with GPS information