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Manganoblödite

Collectors Summary

Color farblos, rosa
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) 2 - 3
Solubility Löslich bei Raumtemperatur in H2O
Crystal System monoklin, P21/a

Chemism

Chem­ical formula

Na2Mn(SO4)2·4H2O

Empir­ical formula (anal­y­sis)

Na1.98(Mn0.45Mg0.30Co0.15Ni0.07)Σ0.97S2.06O8·4H2O

Addi­tional chem. informa­tion

Das Mn-Analog von Blödit

Chem­ical com­po­si­tion

Mangan, Natrium, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 356.593570986 u; Number of atoms in the formula: 25.01

Info

Empirical formula:

Na1.98(Mn0.45Mg0.30Co0.15Ni0.07)S2.06O8·4H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.26

8

31.99

1.0079470

8.0635760

Oxygen

O

53.84

12

47.98

15.9994300

191.9931600

Sodium

Na

12.77

1.98

7.92

22.9897702

45.5197450

Magnesium

Mg

2.04

0.3

1.20

24.3050600

7.2915180

Sulfur

S

18.52

2.06

8.24

32.0655000

66.0549300

Manganese

Mn

6.93

0.45

1.80

54.9380499

24.7221225

Cobalt

Co

2.48

0.15

0.60

58.9332009

8.8399801

Nickel

Ni

1.15

0.07

0.28

58.6934200

4.1085394

Strunz 9th edi­tion incl. updates

7.CC.50

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

Clas­sifica­tion by Hölzel

7.CD.530

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
C: Sulfates (-Anions +Water)
D: Sulfates, C medium + large
5: Blödite-Group

IMA sta­tus

anerkannt Juli 2012 - CNMNC Newsletter No. 14, October 2012, page 1282; Mineralogical Magazine, 76, 1281-1288

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

farblos, rosa

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent

Lus­tre

Glasglanz

max. Birefrin­gence

0.008

Birefringence chart\! Manganoblödite title=Birefringence chart Manganoblödite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

α = 1,493(2)

RI value β

β = 1.498(2)

RI value γ / ε

γ = 1.501(2)

Ri mean

1.497

2V angle

80(10)° (gemessen)

Pleochro­ism

keiner

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/a

Cell param­e­ters a (Å)

11.137

Cell param­e­ters b (Å)

8.279

Cell param­e­ters c (Å)

5.538

Cell param­e­ters a/b or c/a

1.345

Cell param­e­ters c/b

0.669

Cell param­e­ters α

90°

Cell param­e­ters β

100.42

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

502.2

Kristall struc­ture

Struktur bestimmt

X-Ray Pow­der Diffrac­tion

4.556(70), 4.266(45), 3.791(26), 3.338(21), 3.291(100), 3.256(67), 2.968(22), 2.647(24)

XRD chart Manganoblödite

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

2 - 3

Density (g/cm³)

2.343 (berechnet)

2.358 ( ρ calc. Mineralienatlas )

Insta­bil­ity

Löslich bei Raumtemperatur in H2O

(Co-)Type locality

(Co-)Type locality

USA/Utah/San Juan Co./White Canyon District/Red Canyon/Blue Lizard Mine

Type mate­r­ial

Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, Russland

Col­lec­tion number of type mate­r­ial

4257/1

Preface

Name from

Der Name leitet sich von der chemischen Zusammensetzung und der Zugrhörigkeit zur isomorphen Reihe Manganoblödit - Cobaltoblödit - Mn-Co-Ni-haltiger Blödit ab.

Author (Name, Year)

Fabrizio Nestola, Anatoly V. Kasatkin, Jakub Plášil, Joe Marty, Dmitriy I. Belakovskiy, Atali A. Agakhanov, Danilo Pedron und Stuart J. Mills (2012)

Kasatkin, A.V., Nestola, F., Plášil, J., Marty, J., Belakovskiy, D.I., Agakhanov, A.A., Mills, S.J., Pedron, D., Lanza, A., Favaro, M., Bianchin, S., Lykova, I.S., Goliáš, V., Birch, W.D. - Manganoblödite, Na2Mn(SO4)2·4H2O, and cobaltoblödite, Na2Co(SO4)2·4H2O: two new members of the blödite group from the Blue Lizard mine, San Juan County, Utah, USA - Mineralogical Magazine, Vol.77(3) (2013), pp.367-383

References

CNMNC Newsletter No. 14, October 2012, page 1282; Mineralogical Magazine, 76, 1281-1288

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

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

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

Blödite

Na2Mg(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CD.500

Leonite

K2Mg(SO4)2·4H2O

monoklin : 2/m : C2/m

7.CD.510

Mereiterite

K2Fe2+[SO4]2·4H2O

monoklin : 2/m : C2/m

7.CD.515

Nickelblödite

Na2(Ni,Mg)(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CD.520

Manganoblödite

Na2Mn(SO4)2·4H2O

monoklin : 2/m : P21/a

7.CD.530

Goldichite

KFe3+(SO4)2·4H2O

monoklin : 2/m : P21/c

7.CD.570

Other languages

German

Manganoblödit

English

Manganoblödite

Russian

Манганоблёдит

IMA Number

IMA 2012-029

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Манганоблёдит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Manganoblödit
Crystal-Treasure.com - search for: Manganoblödit
Bosse - search for: Manganoblödit

Locations with GPS information