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Minasragrite

Pictures (3 Images total)

Minasragrit
Views (Image: 1403596574): 602
Minasragrit

Bildbreite: 1,5 mm; Fundort: Minasragra, Junin, Cerro de Pasco, Provinz Alcides Carrion, Region Pasco, Peru
Copyright: Stephan Wolfsried
Contribution: Hg 2014-06-24
Locality: Ragra Mine (Minasragra) / Huayllay, Distrikt / Pasco, Provinz / Pasco, Region / Peru
Minasragrit
Views (Image: 1178316702): 1044
Minasragrit

Minasragrit; Fundort: Minasragra, Cerro de Pasco, Peru
Collection: Stephan Wolfsried
Copyright: Stephan Wolfsried
Contribution: Klinoklas 2007-05-05
Locality: Ragra Mine (Minasragra) / Huayllay, Distrikt / Pasco, Provinz / Pasco, Region / Peru
Minasragrit
Views (Image: 1403596627): 708
Minasragrit

Bildbreite: 1,4 mm; Fundort: Minasragra, Junin, Cerro de Pasco, Provinz Alcides Carrion, Region Pasco, Peru
Copyright: Stephan Wolfsried
Contribution: Hg 2014-06-24
Locality: Ragra Mine (Minasragra) / Huayllay, Distrikt / Pasco, Provinz / Pasco, Region / Peru

Collectors Summary

Color blau
Streak color hellblau
Lustre Glasglanz
Hardness (Mohs) 1.00 - 2.00
Solubility +++ H2O
Crystal System monoklin, P21/c
Morphology Kleine Kristalle (Ausblühungen), körnige Massen, derb

Chemism

Chem­ical formula

V4+[O|SO4]·5H2O

Chem­ical com­po­si­tion

Sauerstoff, Schwefel, Vanadium, Wasserstoff

Unit weight: 253.08078 u; Number of atoms in the formula: 22

Info

Empirical formula:

V[OSO4]·5H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

3.98

10

45.45

1.0079470

10.0794700
Oxygen

O

63.22

10

45.45

15.9994300

159.9943000
Sulfur

S

12.67

1

4.55

32.0655000

32.0655000
Vanadium

V

20.13

1

4.55

50.9415100

50.9415100

Anal­y­sis wt%

V2O5 : 3.00, V2O4 : 29.80, SO3 : 32.00, H2O : 34.50 (Ref: American Mineralogist 73)

Strunz 9th edi­tion incl. updates

7.DB.20

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
D: Sulfate (Selenate, etc.) mit weitere Anionen, mit H2O
B: mit mittelgroßen Kationen; isolierte Oktaeder und begrenzte Einheiten
20:Minasragrit-Gruppe

Lapis Clas­sifica­tion

VI/D.05-010

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

Clas­sifica­tion by Hölzel

7.DF.140

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
F: Minasragrite-Group

Dana 8th edi­tion

29.06.12.01

29: Hydrated Acid and Sulfates
06: Hydrated Acid and Sulfates where A XO4 · x(H2O)
12: Minasragrite Group (Monclinic and Triclinic)

IMA sta­tus

anerkannt

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

blau

Streak color

hellblau

Lus­tre

Glasglanz

max. Birefrin­gence

0.032
Birefringence chart\! Minasragrite title=Birefringence chart Minasragrite

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

1.513

RI value β

1.536

RI value γ / ε

1.545

Ri mean

1.531

2V angle

Biaxial (-) 60°

Optical Data Luminescence

Lumi­nes­cence

keine Fluoreszenz bekannt

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/c

Cell param­e­ters a (Å)

12.947

Cell param­e­ters b (Å)

9.748

Cell param­e­ters c (Å)

7.005

Cell param­e­ters a/b or c/a

1.328

Cell param­e­ters c/b

0.719

Cell param­e­ters α

90°

Cell param­e­ters β

110°56°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

830.766

X-Ray Pow­der Diffrac­tion

6.049(20),
5.431(60),
5.135(100),
3.907(70),
3.826(30),
3.725(20),
3.658(20),
3.509(20)
XRD chart Minasragrite

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

Morphol­ogy

Kleine Kristalle (Ausblühungen), körnige Massen, derb

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

1.00 - 2.00

VHN (Hard­ness Vick­ers)

18 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.03

2.023 ( ρ calc. Mineralienatlas )

Radioac­tiv­ity

Minasragrit ist nicht radioaktiv.

Insta­bil­ity

+++ H2O

Chem­ical Prop­er­ties and Tests

In H2O leicht löslich.

(Co-)Type locality

(Co-)Type locality

Peru/Pasco, Region/Pasco, Provinz/Huayllay, Distrikt/Ragra Mine (Minasragra)

Preface

Gen­er­a­tion con­di­tions

Minasragrit entsteht bei der Verwitterung von Vanadium Erzen.

Asso­cia­tions

Patronit

Name from

Benannt nach dem Fundort Mina Ragra (Minasragra), Junin, Cerro de Pasco, Peru

Author (Name, Year)

Schaller, 1915

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 455

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

Minasragrite

V4+[O|SO4]·5H2O

monoklin : 2/m : P21/c

7.DB.20

Orthominasragrite

V4+[O|SO4]·5H2O

orthorhombisch : mm2 : Pmn21

7.DB.20

Anorthominasragrite

V4+[O|SO4]·5H2O

triklin : 1 : P1

7.DB.20

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

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

Bobjonesite

(V4+O)[SO4]·3H2O

monoklin : 2/m : P21/n

7.DF.120

Minasragrite

V4+[O|SO4]·5H2O

monoklin : 2/m : P21/c

7.DF.140

Orthominasragrite

V4+[O|SO4]·5H2O

orthorhombisch : mm2 : Pmn21

7.DF.143

Anorthominasragrite

V4+[O|SO4]·5H2O

triklin : 1 : P1

7.DF.145

Stanleyite

V4+[O|SO4]·6H2O

7.DF.160

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Melanterite

Fe2+SO4·7H2O

monoklin : 2/m : P21/c

 29.06.10.01

Boothite

(Cu,Mg)(SO4)·7H2O

 29.06.10.02

Zincmelanterite

(Zn,Fe2+)[SO4]·7H2O

 29.06.10.03

Bieberite

CoSO4·7 H2O

monoklin : 2/m : P21/c

 29.06.10.04

Mallardite

Mn2+SO4·7H2O

monoklin : 2/m : P21/c

 29.06.10.05

Alpersite

(Mg)SO4·7H2O

monoklin : 2/m : P21/c

 29.06.10.06

Epsomite

MgSO4·7H2O

orthorhombisch : 222 : P212121

 29.06.11.01

Goslarite

ZnSO4·7H2O

orthorhombisch : 222 : P212121

 29.06.11.02

Morenosite

NiSO4·7H2O

orthorhombisch : 222 : P212121

 29.06.11.03

Minasragrite

V4+[O|SO4]·5H2O

monoklin : 2/m : P21/c

 29.06.12.01

Bobjonesite

(V4+O)[SO4]·3H2O

monoklin : 2/m : P21/n

 29.06.12.02

Anorthominasragrite

V4+[O|SO4]·5H2O

triklin : 1 : P1

 29.06.12.03

Stanleyite

V4+[O|SO4]·6H2O

 29.06.13.01

Orthominasragrite

V4+[O|SO4]·5H2O

orthorhombisch : mm2 : Pmn21

 29.06.13.02

Other languages

German

Minasragrit

Spanish

Minasragrita

French

Minasragrite

English

Minasragrite

Russian

Минасрагрит

Traditional Chinese

釩礬

Simplified Chinese

钒矾

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

German pages

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English pages

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RRUFF - References and PDF downloads - search for: Minasragrite
American-Mineralogist-Crystal-Structure-Database - search for: Minasragrite
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Russian pages

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German pages

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