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Kenorozhdestvenskayaite-(Fe)

Collectors Summary

Color schwarz
Lustre Metallglanz
Fracture muschelig
Crystal System kubisch, I43m
Morphology Körner in der Größe von 2 bis 20 μm, sitzen auf den Kanten von Bleiglanzkristallen

Chemism

Chemical formula

Ag6(Ag4Fe2)Sb4S12

Empirical formula (analysis)

M(2)Ag6M(1)(Ag2.41Cu1.20Fe1.84Zn0.71)Σ6.16X(3)(Sb3.82As0.01)Σ3.83S(1)S11.60S(2)☐

IMA status

anerkannt - CNMNC Newsletter 67, April 2022 - Mai 2022

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Tetrahedrite Group  ⇒ Rozhdestvenskayait-Serie

Optical Properties

Color

schwarz

Lustre

Metallglanz

Crystallography

Crystal System

kubisch

Class (H-M)

43m

Space Group number

217

Space Group

I43m

Cell parameters a (Å)

10.7119(6)

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

2

Volume (ų)

1229.135

Crystal structure

Tetraedrit-Gruppe; Struktur ermittelt

X-Ray Powder Diffraction

7.574(28), 4.373(9), 3.092(100), 2.678(43), 2.525(12), 2.101(12), 1.894(27), 1.615(15)
XRD chart Kenorozhdestvenskayaite-(Fe)

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

Morphology

Körner in der Größe von 2 bis 20 μm, sitzen auf den Kanten von Bleiglanzkristallen

Physical Properties

Density (g/cm³)

5.329 ber.

5.324 ( ρ calc. Mineralienatlas )

Fracture

muschelig

(Co-)Type locality

(Co-)Type locality

China/Henan, Provinz/Nanyang, Präfektur/Tongbai, Kreis/Weishancheng Erzfeld/Yindongpo Mine

Type material

Das Typmaterial ist in den mineralogischen Sammlungen des Geologischen Museums von China, Nr. 16, Yangrou Hutong, Xisi, Peking 100031, Volksrepublik China, hinterlegt, Katalognummer M16132

Paragenesis of type material

Bleiglanz, Pyrargyrit, Pyrrhotin, Siderit

Preface

Author (Name, Year)

Kai Qu; Weizhi Sun; Fabrizio Nestola; Xiangping Gu; Zeqiang Yang, Xianzhang Sima; Chao Tang; Guang Fan; Yanjuan Wang (2024)

References

Qu, K., Sun, W., Gu, X., Yang, Z., Sima, X., Tang, C., Fan, G., and Wang, Y.: Kenorozhdestvenskayaite-(Fe), IMA 2022-001, in: CNMNC Newsletter 67, Eur. J. Mineral., 34, https://doi.org/10.5194/ejm-34-359-2022, 2022.

Kai Qu; Weizhi Sun; Fabrizio Nestola; Xiangping Gu; Zeqiang Yang, Xianzhang Sima; Chao Tang; Guang Fan; Yanjuan Wang: Kenorozhdestvenskayaite-(Fe), Ag6(Ag4Fe2)Sb4S12☐: A new tetrahedrite group mineral containing a natural [Ag6]4+ cluster and its relationship to the synthetic ternary phosphide (Ag6M4P12) M 6 ′. American Mineralogist Vol.109, Nr. 7 (2024) S. 1275-1283. doi: 10.2138/am-2023-9074

IMA group assignments

 
Tetrahedrite Group
 
 
 

 
 
Rozhdestvenskayait-Serie
 
 
 

 
 
 
Kenorozhdestvenskayaite-(Fe)
Ag6(Ag4Fe2)Sb4S12
kubisch
I43m

 
 
 
Rozhdestvenskayaite-(Zn)
Ag6(Ag4Zn2)Sb4S13
kubisch
I43m

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Actuality: 17. May 2025 - 06:01:01

Other languages

German

Kenorozhdestvenskayait-(Fe)

English

Kenorozhdestvenskayaite-(Fe)

CNMNC (IMA)-Number

IMA 2022-001

CNMNC symbol

Symbol

Kroz-Fe

Locations with GPS information

IDs

GUSID (Global unique identifier short form) N4m_b2CGh0mb0GnGCMbczA
GUID (Global unique identifier) 6FBF8937-8660-4987-9BD0-69C608C6DCCC
Database ID 9184