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Vanadio-pargasite

Pictures (1 Images total)

Vanadiopargasit
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Vanadiopargasit
grüne Spaltstücke von Vanadiopargasit, Pereval Steinbruch, Sljudjanka, Baikalsee, Irkutsk, Russland; BB ~ 2 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Russland/Sibirien, Föderationskreis/Irkutsk (Irkutskaja), Oblast/Baikalsee/Sljudjanka (Sludyanka; Slyudyanka)/Pokhabikha-Tal/Pereval Marmorsteinbruch (Grube Kaber)
Mineral: Vanadio-pargasite
Image: 1584723565
License: Usage for Mineralienatlas project only
Vanadiopargasit

grüne Spaltstücke von Vanadiopargasit, Pereval Steinbruch, Sljudjanka, Baikalsee, Irkutsk, Russland; BB 2 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-03-20
Locality: Pereval Marmorsteinbruch (Grube Kaber) / Pokhabikha-Tal / Sljudjanka (Sludyanka; Slyudyanka) / Baikalsee / Irkutsk (Irkutskaja), Oblast / Sibirien, Föderationskreis / Russland

Collectors Summary

Crystal System monoklin, C2/m

Chemism

Chemical formula

NaCa2(Mg4V)[Si6Al2]O22(OH)2

Empirical formula (analysis)

(K0.07Na0.90)(Na0.05Ca1.91Mg0.04)Σ2.00 (Mg4.02Cr0.05V0.68Al0.23Ti0.02)Σ5.00 (Si6.09Al1.91)Σ8.00 O22(OH1.67F0.33)Σ2.00

Chemical composition

Aluminium, Calcium, Magnesium, Natrium, Silicium, Sauerstoff, Vanadium, Wasserstoff

Unit weight: 842.7238318005 u; Number of atoms in the formula: 40.97

Info

Empirical formula:

(K0.07Na0.90)(Na0.05Ca1.91Mg0.04)(Mg4.02Cr0.05V0.68Al0.23Ti0.02)(Si6.09Al1.91)O22(OH1.67F0.33)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.20

1.67

4.08

1.0079470

1.6832715
Oxygen

O

43.67

23

56.14

15.9994300

367.9868900
Fluorine

F

0.74

0.33

0.81

18.9984033

6.2694731
Sodium

Na

2.59

0.95

2.32

22.9897702

21.8402817
Magnesium

Mg

11.71

4.06

9.91

24.3050600

98.6785436
Aluminium

Al

6.85

2.14

5.22

26.9815382

57.7404917
Silicon

Si

20.30

6.09

14.86

28.0855300

171.0408777
Potassium

K

0.32

0.07

0.17

39.0983100

2.7368817
Calcium

Ca

9.08

1.91

4.66

40.0784000

76.5497440
Titanium

Ti

0.11

0.02

0.05

47.8671000

0.9573420
Vanadium

V

4.11

0.68

1.66

50.9415100

34.6402268
Chromium

Cr

0.31

0.05

0.12

51.9961600

2.5998080

Strunz 9th edition incl. updates

9.DE.10

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
E: Ketten- und Bandsilikate mit 2-periodischen Doppelketten, Si4O11; Amphibol-Familie, Klinoamphibole
10:Amphibole: Ca

Lapis Classification

VIII/F.10-120

VIII: SILIKATE
F: Ketten- und Bandsilikate
10: Zweierbänder [Si4O11] 6-; Amphibol-Gruppe; Ca2-Amphibole

IMA status

anerkannt - CNMNC Newsletter 38 - Juni 2017

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Calcium amphiboles  ⇒ Pargasite (Prg) amphiboles

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

9.914(3)

Cell parameters b (Å)

18.003(2)

Cell parameters c (Å)

5.300(2)

Cell parameters a/b or c/a

0.551

Cell parameters c/b

0.294

Cell parameters α

90°

Cell parameters β

105.69(3)°

Cell parameters γ

90°

Volume (ų)

910.706

Crystal structure

Amphibol Supergruppe; Struktur bestimmt

X-Ray Powder Diffraction

8.98(15),
8.43(40),
3.27(30),
3.14(100),
2.82(35),
2.70(18),
2.34(15),
1.445(25)
XRD chart Vanadio-pargasite

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

Crystals 3D

Open larger view

(Co-)Type locality

(Co-)Type locality

Russland/Sibirien, Föderationskreis/Irkutsk (Irkutskaja), Oblast/Baikalsee/Sljudjanka (Sludyanka; Slyudyanka)/Pokhabikha-Tal/Pereval Marmorsteinbruch (Grube Kaber)

Type material

Fersman Mineralogical Museum, Russian Academy of Sciences, Moskau, Russland

Collection number of type material

5035/1, 5035/2 und 5035/3

Preface

Author (Name, Year)

Leonid Z. Reznitsky, Evgeny V. Sklyarov, Georgia Cametti, Thomas Armbruster, Zinaida F. Ushchapovskaya, Ludmila F. Suvorova und Igor G. Barash (2017)

References

Reznitsky, L.Z., Sklyarov, E.V., Cametti, G., Armbruster, T., Ushchapovskaya, Z.F., Suvorova, L.F. and Barash, I.G. (2017) Vanadiopargasite, IMA 2017-019. CNMNC Newsletter No. 38, August 2017, page 1034; Mineralogical Magazine, 81, 1033–1038.

IMA group assignments

Other languages

German

Vanadio-Pargasit

English

Vanadio-pargasite

Alternative Name

German

Vanadiopargasit

unveröffentlichter Lapis-Mineralindex, Version 2-2025

English

Vanadiopargasite

German

Vanadium-Pargasit

CNMNC (IMA)-Number

IMA 2017-019

CNMNC symbol

Symbol

Vprg

Locations with GPS information

IDs

GUSID (Global unique identifier short form) uidJ_ZDzgEiE2Blk-q-PgA
GUID (Global unique identifier) FD4927BA-F390-4880-84D8-1964FAAF8F80
Database ID 8395