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Mirnyite (Mirnyit)

Pictures (1 Images total)

Mirnyite
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1643907202
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Mirnyite
Einschlüsse in Chrom-Pyrop-Körnern; Internatsionalnaya Mine, Bezirk Mirny, Westjakutien, Jakutien, Russland
Copyright: Rezvukhin, Sergey V. (Резвухин Д.И.); Contribution: Stefan
Location: Russland/Ferner Osten, Föderationskreis/Sacha (Sakha, Jakutien, Якутия), Republik/Mirny/Internatsionalnaya Mine
Mineral: Mirnyite
Image: 1643907202
License: Usage for Mineralienatlas project only
Mirnyite

Einschlüsse in Chrom-Pyrop-Körnern; Internatsionalnaya Mine, Bezirk Mirny, Westjakutien, Jakutien, Russland
Copyright: Rezvukhin, Sergey V. (Резвухин Д.И.)
Contribution: Stefan 2022-02-03
Locality: Internatsionalnaya Mine / Mirny / Sacha (Sakha, Jakutien, Якутия), Republik / Ferner Osten, Föderationskreis / Russland

Collectors Summary

Crystal System trigonal, R3
Morphology nadelige und tafelige, längliche Einschlüsse, Größe bis 1 mm, in Cr-Pyrop

Additional information / Summary

Mirnyit hat eine einzigartige Zusammenstellung (Stand: 2020) von Elementen und wurde wie Botuobinskit in Chrom-Pryop-Körnern gefunden.

Chemism

Chemical formula

SrZr4+(Ti4+12Cr3+6)Mg2O38

Chemical composition

Chrom, Magnesium, Strontium, Titan, Zirconium, Sauerstoff

Unit weight: 1721.81582 u; Number of atoms in the formula: 60

Info

Empirical formula:

SrZr(Ti12Cr6)Mg2O38

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

35.31

38

63.33

15.9994300

607.9783400
Magnesium

Mg

2.82

2

3.33

24.3050600

48.6101200
Titanium

Ti

33.36

12

20.00

47.8671000

574.4052000
Chromium

Cr

18.12

6

10.00

51.9961600

311.9769600
Strontium

Sr

5.09

1

1.67

87.6210000

87.6210000
Zirconium

Zr

5.30

1

1.67

91.2242000

91.2242000

Strunz 9th edition incl. updates

4.CC.40

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
C: Metall: Sauerstoff = 2: 3,3: 5, und vergleichbare
C: Mit großen und mittelgroßen Kationen
40:Crichtonit-Gruppe

IMA status

anerkannt - CNMNC Newsletter 57, August-September (2020)

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Crichtonite Group

Crystallography

Crystal System

trigonal

Class (H-M)

3

Space Group number

148

Space Group

R3

Cell parameters a (Å)

10.3734(8)

Cell parameters b (Å)

-

Cell parameters c (Å)

20.691(1)

Cell parameters a/b or c/a

1.995

Cell parameters c/b

-

Volume (ų)

1928.21

Crystal structure

Crichtonit-Gruppe; Struktur ermittelt

X-Ray Powder Diffraction

3.392(100), 3.043(73), 2.872(71), 2.839(76), 2.135(79), 1.794(70), 1.592(85), 1.439(88)
XRD chart Mirnyite

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

Morphology

nadelige und tafelige, längliche Einschlüsse, Größe bis 1 mm, in Cr-Pyrop

(Co-)Type locality

(Co-)Type locality

Russland/Ferner Osten, Föderationskreis/Sacha (Sakha, Jakutien, Якутия), Republik/Mirny/Internatsionalnaya Mine

Type material

Typisches Material ist in den mineralogischen Sammlungen des Zentralsibirischen Geologischen Museums, Sobolew-Institut für Geologie und Mineralogie, Sibirische Abteilung der Russischen Akademie der Wissenschaften, Koptyuga Avenue 3, Novosibirsk 630090, Russland, Katalognummer VII-1001

Paragenesis of type material

Einschlüsse in Cr-Pyrop

Preface

Name from

Benannt nach der Stadt Mirny, Russland, in der Nähe der Typlokalität.

Author (Name, Year)

Dmitriy I. Rezvukhin; Sergey V. Rashchenko; Igor S. Sharygin; Vladimir G. Malkovets; Taisia A. Alifirova, Leonid. A. Pautov; Elena N. Nigmatulina; Yurii V. Seryotkin (2023)

External links

Wissenschaftler von IGM SB RAS entdecken zwei neue Mineralien (in Russisch)

References

Rezvukhin, D. I., Rashchenko, S. V., Sharygin, I. S., Malkovets, V. G., Alifirova, T. A., Pautov, L. A., Nigmatulina, E. N., and Seryotkin, Y. V.: Mirnyite, IMA 2018-144a, in: CNMNC Newsletter 57, Eur. J. Mineral., 32, https://doi.org/10.5194/ejm-32-495-2020, 2020.

Rezvukhin, D. I., Malkovets, V. G., Sharygin, I. S., Tretiakova, I. G., Griffin, W. L., & O'Reilly, S. Y. (2018). Inclusions of crichtonite-group minerals in Cr-pyropes from the Internatsionalnaya kimberlite pipe, Siberian Craton: Crystal chemistry, parageneses and relationships to mantle metasomatism. Lithos, 308, 181-195.

Dmitriy I. Rezvukhin; Sergey V. Rashchenko ; Igor S. Sharygin; Vladimir G. Malkovets; Taisia A. Alifirova, Leonid. A. Pautov; Elena N. Nigmatulina; Yurii V. Seryotkin: Botuobinskite and mirnyite, two new minerals of the crichtonite group included in Cr-pyrope xenocrysts from the Internatsionalnaya kimberlite. Mineralogical Magazine Vol. 87, Nr. 3 (2023) S. 433-442.

IMA group assignments

 
Crichtonite Group
 
 
 

 
 
Almeidaite
PbZn2(Mn,Y)(Ti,Fe3+)18O36(OH,O)2
trigonal
R3

 
 
Antipinite
KNa3Cu2(C2O4)4
triklin
P1

 
 
Botuobinskite
SrFe2+(Ti4+12Cr3+6)Mg2[O36(OH)2]
trigonal
R3

 
 
Cleusonite
(Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38
trigonal
R3

 
 
Crichtonite
(Sr,Pb)(Mn,Fe)Fe3+2(Ti,Fe3+)18O38
trigonal
R3

 
 
Davidite-(Ce)
(Ce,La,U,Y)2Fe3+2(Ti,Fe3+)18O38
trigonal
R3

 
 
Davidite-(La)
La(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38
trigonal
R3

 
 
Dessauite-(Y)
(Sr,Pb)(Y,U)Fe3+2(Ti,Fe3+)18O38
trigonal
R3

 
 
Gramaccioliite-(Y)
(Pb,Sr)(Y,Mn)(Fe3+)2(Ti,Fe3+)18O38
trigonal
R3

 
 
Landauite
(Na,Pb)(Mn2+,Y)(Zn,Fe)2(Ti,Fe3+,Nb)18(O,OH,F)O38
trigonal
R3

 
 
Lindsleyite
(BaSr)Zr(Fe3+,Mg)2(Ti,Cr,Fe3+)18O38
trigonal
R3

 
 
Loveringite
(Ca,Ce)(Zr,Mg)(Ti,Fe3+)2(Ti,Cr,Fe3+)18O38
trigonal
R3

 
 
Mapiquiroite
(Sr,Pb)(U,Y)Fe2(Ti,Fe3+,Cr3+)18O38
trigonal
R3

 
 
Mathiasite
K(Zr,Ca)(Fe3+,Mg)2(Ti,Cr,Fe3+)18O38
trigonal
R3

 
 
Mianningite
(☐,Pb,Ce,Na)(U4+,Mn,U6+)Fe3+2(Ti,Fe3+)18O38
trigonal
R3

 
 
Mirnyite
SrZr4+(Ti4+12Cr3+6)Mg2O38
trigonal
R3

 
 
Paseroite
PbMn2+(Mn2+,Fe2+)2(V5+,Ti,Fe3+,☐)18O38
triklin
R3

 
 
Romanite ?
(Fe2+,U,Pb)2(Ti,Fe3+)O4
 
 

 
 
Saranovskite
SrCaFe2+2(Cr4Ti2)Ti12O38
trigonal
R3

 
 
Senaite
Pb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38
trigonal
R3

 
 
Unnamed (HBU UK-4)
NaFe2+Zn2(Ti,Fe3+,Nb)6Ti12O38
trigonal
R3

Refresh list

Actuality: 06. Dec 2024 - 02:24:40

Other languages

German

Mirnyit

English

Mirnyite

Russian

Мирныйит

CNMNC (IMA)-Number

IMA 2018-144a

CNMNC symbol

Symbol

Mny

IDs

GUSID (Global unique identifier short form) 9RBlW-a3_kyo_0vzguZjmQ
GUID (Global unique identifier) 5B6510F5-B7E6-4CFE-A8FF-4BF382E66399
Database ID 8922