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Karpovite

Pictures (1 Images total)

Verwachsung von Karpovit mit Bobjonesit
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Verwachsung von Karpovit mit Bobjonesit

Verwachsung von Karpovit mit Bobjonesit in Glasampulle, nördlicher Bruch der Großen Spaltenerution des Tolbachik, Kamtschatka, Russland; BB < 1 mm, analysiert

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-01-29
Locality: nördlicher Bruch / Große Spalteneruption (Great Fissure) / Tolbachik-Vulkan / Kamtschatka Oblast / Ferner Osten, Föderationskreis / Russland

Collectors Summary

Color weiß, blaßblau
Streak color weiß
Lustre Diamantglanz
Hardness (Mohs) ~2
Cleavages fehlt
Crystal System monoklin, P21
Morphology Garben weißer Nadel ähnlicher Kristalle

Chemism

Chem­ical formula

Tl2VO(SO4)2(H2O)

Empir­ical formula (anal­y­sis)

Tl2.00V0.96S2.03O9(H2O)

Chem­ical com­po­si­tion

Thallium, Sauerstoff, Schwefel, Vanadium, Wasserstoff

Unit weight: 684.7736486 u; Number of atoms in the formula: 16.99

Info

Empirical formula:

Tl2.00V0.96S2.03O9(H2O)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.29

2

11.77

1.0079470

2.0158940

Oxygen

O

23.36

10

58.86

15.9994300

159.9943000

Sulfur

S

9.51

2.03

11.95

32.0655000

65.0929650

Vanadium

V

7.14

0.96

5.65

50.9415100

48.9038496

Thallium

Tl

59.69

2

11.77

204.3833200

408.7666400

Strunz 9th edi­tion incl. updates

7.CC.

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
C: Sulfate (Selenate, etc.) ohne weitere Anionen, mit H2O
C: Mit mittelgroßen und großen [Kationen]

Lapis Clas­sifica­tion

VI/D.05-030

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
D: Wasserhaltige Sulfate, mit fremden Anionen
5: Mittelgroße Kationen

IMA sta­tus

anerkannt - CNMNC Newsletter No. 17, October 2013

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

weiß, blaßblau

Streak color

weiß

Lus­tre

Diamantglanz

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2

Space Group number

4

Space Group

P21

Cell param­e­ters a (Å)

4.6524

Cell param­e­ters b (Å)

11.0757

Cell param­e­ters c (Å)

9.3876

Cell param­e­ters a/b or c/a

0.42

Cell param­e­ters c/b

0.848

Cell param­e­ters α

90°

Cell param­e­ters β

98.353°

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

478.598

Kristall struc­ture

Neuer Strukturtyp, Struktur bestimmt

X-Ray Pow­der Diffrac­tion

4.289(64),
4.253(81),
3.683(38),
3.557(47),
3.438(100),
2.982(52),
2.945(59),
2.354(54)

XRD chart Karpovite

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

Morphol­ogy

Garben weißer Nadel ähnlicher Kristalle

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

~2

Density (g/cm³)

5.06

4.751 ( ρ calc. Mineralienatlas )

Cleav­ages

fehlt

(Co-)Type locality

(Co-)Type locality

Russland/Ferner Osten, Föderationskreis/Kamtschatka Oblast/Tolbachik-Vulkan/Große Spalteneruption (Great Fissure)/nördlicher Bruch

Russland/Ferner Osten, Föderationskreis/Kamtschatka Oblast/Tolbachik-Vulkan/Große Spalteneruption (Great Fissure)/nördlicher Bruch/erster Schlackenkegel

Type mate­r­ial

Mineralogical Museum, Department of Mineralogy, St Petersburg State University, St Petersburg, Russland

Col­lec­tion number of type mate­r­ial

1/19543

Par­a­ge­n­e­sis of type mate­r­ial

Shcherbinait, Pauflerit, Bobjonesit, Markhininit, Evdokimovit und mikrokristallinen Mg, Al, Fe und Na Sulfaten

Preface

Name from

Karpovit wurde zu ehren von Gennadii Alexandrovich Karpov (*1938) benannt. Tätig am Vulkanologischen Institut in Petropawlovsk Kamchatka.

Author (Name, Year)

Lidiya P. Vergasova, Oleg I. Siidra, Yuri L. Kretser, Yuri S. Polekhovsky, Stanislav K. Filatov und Sergey V. Krivovichev (2013)

References

Vergasova, L.P., Siidra, O.I., Kretser, Y.L., Polekhovsky, Y.S., Filatov, S.K. und Krivovichev, S.V. (2013) Karpovite, IMA 2013-040. CNMNC Newsletter No. 17, October 2013, page 2999; Mineralogical Magazine, 77, 2997 - 3005.

Oleg I. Siidra, Lidiya P. Vergasova, Yuri L. Kretser, Yuri S. Polekhovsky, Stanislav K. Filatov und Sergey V. Krivovichev - Unique thallium mineralization in the fumaroles of the Tolbachik volcano, Kamchatka Peninsula, Russia. II. Karpovite, Tl2VO(SO4)2(H2O) - Mineralogical Magzine 78, 1699-1709

Lapis Jg. 40, Nr. 6 Juni 2015 [Dichte]

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

Karpovite

Tl2VO(SO4)2(H2O)

monoklin : 2 : P21

7.CC.

Eckhardite

(Ca,Pb)Cu2+Te6+O5(H2O)

monoklin : 2/m : P21/n

7.CC.

Evdokimovite

Tl4(VO)3(SO4)5(H2O)5

monoklin : 2/m : P21/n

7.CC.

Andychristyite

PbCu2+Te6+O5(H2O)

triklin : 1 : P1

7.CC.

Krausite

KFe3+(SO4)2·H2O

monoklin : 2/m : P21/m

7.CC.05

Amarillite

NaFe3+(SO4)2·6H2O

monoklin : 2/m : C2/c

7.CC.10

Tamarugite

NaAl(SO4)2·6H2O

monoklin : 2/m : P21/a

7.CC.10

Kalinite

KAl(SO4)2·11 H2O

monoklin : 2/m : C2/c

7.CC.15

Mendozite

NaAl(SO4)2·11H2O

monoklin : 2/m : C2/c

7.CC.15

Alum-(K)

KAl(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Lonecreekite

(NH4)(Fe3+,Al)(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Tschermigite

(NH4)Al(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Lanmuchangite

TlAl[SO4]2·12H2O

kubisch : m3 : Pa3

7.CC.20

Alum-(Na)

NaAl(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Voltaite

K2Fe2+5Fe3+3Al(SO4)12·18H2O

kubisch : m3m : Fd3c

7.CC.25

Pertlikite

K2(Fe2+,Mg)2(Mg,Fe3+)4Fe3+2Al(SO4)12·18H2O

tetragonal : 4mm : I41cd

7.CC.25

Ammoniomagnesiovoltaite

(NH4)2Mg5Fe3+3Al(SO4)12·18H2O

kubisch : m3m : Fd3c

7.CC.25

Zincovoltaite

K2(Zn,Fe2+,Mn)5Fe33+Al(SO4)12·18H2O

kubisch : m3m : Fd3c

7.CC.25

Ammoniovoltaite

(NH4)2Fe2+5Fe3+3Al(SO4)12(H2O)18

kubisch : m3m : Fd3c

7.CC.25

Magnesiovoltaite

K2Mg5Fe3+3Al(SO4)12·18H2O

kubisch : m3m : Fd3c

7.CC.25

Kröhnkite

Na2Cu(SO4)2· 2H2O

monoklin : 2/m : P21/c

7.CC.30

Ferrinatrite

Na3Fe(SO4)3·3H2O

trigonal : 3 : P3

7.CC.35

Goldichite

KFe3+(SO4)2·4H2O

monoklin : 2/m : P21/c

7.CC.40

Löweite

Na12Mg7(SO4)13·15H2O

trigonal : 3 : R3

7.CC.45

Blödite

Na2Mg(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CC.50

Changoite

Na2Zn[SO4]2·4H2O

monoklin : 2/m : P21/a

7.CC.50

Nickelblödite

Na2(Ni,Mg)(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CC.50

Cobaltoblödite

Na2Co(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CC.50

Manganoblödite

Na2Mn(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CC.50

Leonite

K2Mg(SO4)2·4H2O

monoklin : 2/m : C2/m

7.CC.55

Mereiterite

K2Fe2+[SO4]2·4H2O

monoklin : 2/m : C2/m

7.CC.55

Mohrite

(NH4)2Fe2+(SO4)2·6H2O

monoklin : 2/m : P21/a

7.CC.60

Konyaite

Na2Mg(SO4)2·5H2O

monoklin : 2/m : P21/c

7.CC.60

Picromerite

K2Mg(SO4)2·6H2O

monoklin : 2/m : P21/a

7.CC.60

Cyanochroite

K2Cu(SO4)·6H2O

monoklin : 2/m : P21/c

7.CC.60

Boussingaultite

(NH4)2Mg(SO4)2·6H2O

monoklin : 2/m : P21/a

7.CC.60

Katerinopoulosite

(NH4)2Zn(SO4)2·6H2O

monoklin : 2/m : P21/a

7.CC.60

Nickelpicromerite

K2Ni(SO4)2·6H2O

monoklin : 2/m : P21/c

7.CC.60

'Nickelboussingaultite'

(NH4)2(Ni,Mg)(SO4)2·6H2O

7.CC.60

Polyhalite

K2Ca2Mg(SO4)4·2H2O

triklin : 1 : F1

7.CC.65

Leightonite

K2Ca2Cu(SO4)4·2H2O

monoklin : 2/m : C2/c

7.CC.70

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

Pauflerite

VO(SO4)

orthorhombisch : mmm : Pnma

VI/D.05-001

Bobjonesite

(V4+O)[SO4]·3H2O

monoklin : 2/m : P21/n

VI/D.05-002

Orthominasragrite

V4+[O|SO4]·5H2O

orthorhombisch : mm2 : Pmn21

VI/D.05-005

Minasragrite

V4+[O|SO4]·5H2O

monoklin : 2/m : P21/c

VI/D.05-010

Anorthominasragrite

V4+[O|SO4]·5H2O

triklin : 1 : P1

VI/D.05-015

Stanleyite

V4+[O|SO4]·6H2O

VI/D.05-020

Karpovite

Tl2VO(SO4)2(H2O)

monoklin : 2 : P21

VI/D.05-030

Evdokimovite

Tl4(VO)3(SO4)5(H2O)5

monoklin : 2/m : P21/n

VI/D.05-040

CNMNC (IMA)-Number

IMA 2013-040

CNMNC symbol

Symbol

Kpv

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

German pages

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

English pages

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

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Karpovit
Bosse - search for: Karpovit

Locations with GPS information