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Minasragrite (Minasragrit)

Pictures (4 Images total)

Minasragrit
Views (File:
1403596574
): 711
Minasragrit
Bildbreite: 1,5 mm; Fundort: Minasragra, Junin, Cerro de Pasco, Provinz Alcides Carrion, Region Pasco, Peru
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Peru/Pasco, Region/Pasco, Provinz/Huayllay, Distrikt/Ragra Mine (Minasragra)
Mineral: Minasragrite
Image: 1403596574
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
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 (File:
1178316702
): 1217
Minasragrit
Minasragrit; Fundort: Minasragra, Cerro de Pasco, Peru
Copyright: Stephan Wolfsried; Contribution: Klinoklas
Collection: Stephan Wolfsried
Location: Peru/Pasco, Region/Pasco, Provinz/Huayllay, Distrikt/Ragra Mine (Minasragra)
Mineral: Minasragrite
Image: 1178316702
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
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 (File:
1403596627
): 867
Minasragrit
Bildbreite: 1,4 mm; Fundort: Minasragra, Junin, Cerro de Pasco, Provinz Alcides Carrion, Region Pasco, Peru
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Peru/Pasco, Region/Pasco, Provinz/Huayllay, Distrikt/Ragra Mine (Minasragra)
Mineral: Minasragrite
Image: 1403596627
License: Usage for Mineralienatlas project only
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
Patronit von La Mareta, Teneriffa
Views (File:
1659975265
): 32
Patronit von La Mareta, Teneriffa
Schwarzer Phänokristall in Trachyt. Aufgewachsen ist azurblauer Minasragrit in winzigen Kristallen. Bildbreite 3 mm
Copyright: Kurt Rüsenberg; Contribution: humboldt
Collection: humboldt
Location: Spanien/Kanarische Inseln/Teneriffa/La Mareta
Mineral: Minasragrite, Patrónite
Image: 1659975265
License: Usage for Mineralienatlas project only
Patronit von La Mareta, Teneriffa

Schwarzer Phänokristall in Trachyt. Aufgewachsen ist azurblauer Minasragrit in winzigen Kristallen. Bildbreite 3 mm
Collection: humboldt
Copyright: Kurt Rüsenberg
Contribution: humboldt 2022-08-08
Locality: La Mareta / Teneriffa / Kanarische Inseln / Spanien

You find additional Minasragrit specimen at the Geolitho Museum

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

Other languages

German

Minasragrit

Spanish

Minasragrita

French

Minasragrite

English

Minasragrite

Russian

Минасрагрит

Traditional Chinese

釩礬

Simplified Chinese

钒矾

CNMNC symbol

Symbol

Mra

Locations with GPS information