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Roselite

Pictures (94 Images total)

Roselith
Views (File:
1424330626
): 2974
Roselith
Bildbreite: 1,5 mm; Fundort: Bou Azzer, Bou Azza Distrilt, Tazenakht, Ouarzazate-Provinz, Region Souss-Massa-Draa (Draâ), Marokko
Copyright: Frédéric Hède (Gluon); Contribution: Hg
Location: Marokko/Drâa-Tafilalet, Region/Ouarzazate, Provinz/Amerzgane, Cercle/Ouisselsate, Caïdat/Bou Azzer Mine
Mineral: Roselite
Image: 1424330626
Rating: 9.5 (votes: 2)
License: Usage for Mineralienatlas project only
Roselith

Bildbreite: 1,5 mm; Fundort: Bou Azzer, Bou Azza Distrilt, Tazenakht, Ouarzazate-Provinz, Region Souss-Massa-Draa (Draâ), Marokko
Copyright: Frédéric Hède (Gluon)
Contribution: Hg 2015-02-19
Locality: Bou Azzer Mine / Ouisselsate, Caïdat / Amerzgane, Cercle / Ouarzazate, Provinz / Drâa-Tafilalet, Region / Marokko
Blockiger rotvioletter Roselith in Dolomit
Views (File:
1530538028
): 1635
Blockiger rotvioletter Roselith in Dolomit
von Bou Azzer, Quarzazate, Marokko, BB = 2,0 mm
Copyright: husi; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A038874, Donator: Wolfgang Schönfeld
Location: Marokko/Drâa-Tafilalet, Region/Bou Azzer, Bergbaurevier
Mineral: Roselite
Image: 1530538028
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Blockiger rotvioletter Roselith in Dolomit (SNr: A038874)

von Bou Azzer, Quarzazate, Marokko, BB = 2,0 mm
Collection: Lithothek der Münchener Micromounter
Copyright: husi
Contribution: Münchener Micromounter 2018-07-02
Locality: Bou Azzer, Bergbaurevier / Drâa-Tafilalet, Region / Marokko
Roselith
Views (File:
1543099694
): 994
Roselith
Bou Azzer, Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, Morocco. Kristallgröße 2-3 mm
Copyright: skibbo; Contribution: skibbo
Location: Marokko/Drâa-Tafilalet, Region/Bou Azzer, Bergbaurevier
Mineral: Roselite
Image: 1543099694
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Roselith

Bou Azzer, Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, Morocco. Kristallgröße 2-3 mm
Copyright: skibbo
Contribution: skibbo 2018-11-24
Locality: Bou Azzer, Bergbaurevier / Drâa-Tafilalet, Region / Marokko
Roselith
Views (File:
1586983735
): 1478
Roselith
Roselith xx bis 3 mm auf weissen Quarz xx, mit unbekannten xx, vermutlich Roselith-ß oder Talmessit, vergesellschaftet
Grube Daniel, Neustädtel, Schneeberg, Erzgebirge, Sachsen, Deutschland
Bildbreite: 7 mm
Copyright: Schluchti; Contribution: Schluchti
Collection: Schluchti
Location: Deutschland/Sachsen/Erzgebirgskreis/Lagerstätte Schneeberg/Neustädtel/Grube Daniel (Schacht 36)
Mineral: Roselite
Image: 1586983735
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Roselith

Roselith xx bis 3 mm auf weissen Quarz xx, mit unbekannten xx, vermutlich Roselith-ß oder Talmessit, vergesellschaftet
Grube Daniel, Neustädtel, Schneeberg, Erzgebirge, Sachsen, Deutschland
B...
Collection: Schluchti
Copyright: Schluchti
Contribution: Schluchti 2020-04-15
Locality: Grube Daniel (Schacht 36) / Neustädtel / Lagerstätte Schneeberg / Erzgebirgskreis / Sachsen / Deutschland
Roselith
Views (File:
1245930929
): 3461, Rating: 9
Roselith
Bildbreite: 2 mm; Fundort: Bou Azzer, Bou Azza Distrilt, Tazenakht, Ouarzazate-Provinz, Region Souss-Massa-Draa (Draâ), Marokko
Copyright: Christian Rewitzer; Contribution: Hg
Location: Marokko/Drâa-Tafilalet, Region/Ouarzazate, Provinz/Amerzgane, Cercle/Ouisselsate, Caïdat/Bou Azzer Mine
Mineral: Roselite
Image: 1245930929
Rating: 9 (votes: 11)
License: Usage for Mineralienatlas project only
Roselith

Bildbreite: 2 mm; Fundort: Bou Azzer, Bou Azza Distrilt, Tazenakht, Ouarzazate-Provinz, Region Souss-Massa-Draa (Draâ), Marokko
Copyright: Christian Rewitzer
Contribution: Hg 2009-06-25
Locality: Bou Azzer Mine / Ouisselsate, Caïdat / Amerzgane, Cercle / Ouarzazate, Provinz / Drâa-Tafilalet, Region / Marokko
Roselith
Views (File:
1414765432
): 2903, Rating: 9
Roselith
Bildbreite: 3,5 mm; Fundort: Aghbar Mine, Bou Azzer, Anti-Atlas, Marokko
Copyright: Frédéric Hède (Gluon); Contribution: Hg
Location: Marokko/Drâa-Tafilalet, Region/Zagora, Provinz/Agdz, Cercle/Aghbar/Aghbar Mine (Arhbar Mine)
Mineral: Roselite
Image: 1414765432
Rating: 9 (votes: 11)
License: Usage for Mineralienatlas project only
Roselith

Bildbreite: 3,5 mm; Fundort: Aghbar Mine, Bou Azzer, Anti-Atlas, Marokko
Copyright: Frédéric Hède (Gluon)
Contribution: Hg 2014-10-31
Locality: Aghbar Mine (Arhbar Mine) / Aghbar / Agdz, Cercle / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko

You find additional Roselite specimen at the Geolitho Museum

Collectors Summary

Color rosa/rosarot
Streak color blassrot
Hardness (Mohs) 3.5
Solubility +++ Säuren
Crystal System monoklin, P21/c

Chemism

Chemical formula

Ca2(Co,Mg)(AsO4)2·2H2O

Chemical composition

Arsen, Calcium, Kobalt, Magnesium, Sauerstoff, Wasserstoff

Unit weight: 444.302257675 u; Number of atoms in the formula: 19

Info

Empirical formula:

Ca2(Co0.75Mg0.25)(AsO4)2·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.91

4

21.05

1.0079470

4.0317880
Oxygen

O

36.01

10

52.63

15.9994300

159.9943000
Magnesium

Mg

1.37

0.25

1.32

24.3050600

6.0762650
Calcium

Ca

18.04

2

10.53

40.0784000

80.1568000
Cobalt

Co

9.95

0.75

3.95

58.9332009

44.1999007
Arsenic

As

33.73

2

10.53

74.9216020

149.8432040

Analysis wt%

CaO : 25.17, MgO : 4.22, CoO : 10.03, As2O5 : 52.41, H2O : 8.22 (Ref: Dana, 7th ed. 2)

Strunz 9th edition incl. updates

8.CG.10

8: Phosphate, Arsenate, Vanadate
C: Phosphate ohne weitere Anionen, mit H2O
G: Mit großen und mittelgroßen Kationen, RO4:H2O = 1:1
10:Roselith-Gruppe

Lapis Classification

VII/C.17-100

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
C: Wasserhaltige Phosphate, ohne fremde Anionen
17: Mittelgroße und große Kationen: Fe-Mn-Zn-Mg und Ca-(NH4) 1+; Fairfieldit-Roselith-Reihe

Classification by Hölzel

8.CD.910

8: PHOSPHATES ARSENATES VANADATES
C: Phosphates (-Anions +Water)
D: Phosphates, Valency: 1,2 for large, 2 for medsized Cations
9: very large: 2, large/medium=2/1, monoclinic Roselite-Group

Dana 8th edition

40.02.03.01

40: Hydrated Phosphates, etc
02: Hydrated Phosphates, etc where A++ (B++)2 (XO4) · x(H2O)
03: Roselite Subgroup (Monoclinic: P21/c)

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Roselite group

Optical Properties

Color

rosa/rosarot

Streak color

blassrot

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.02
Birefringence chart\! Roselite title=Birefringence chart Roselite

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

1.71

RI value β

1.72

RI value γ / ε

1.73

Ri mean

1.720

2V angle

Biaxial (+) 68°!

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/c

Cell parameters a (Å)

5.61

Cell parameters b (Å)

12.83

Cell parameters c (Å)

5.61

Cell parameters a/b or c/a

0.437

Cell parameters c/b

0.437

Cell parameters α

90°

Cell parameters β

100.75

Cell parameters γ

90°

Z

2

Volumne (ų)

396.701

X-Ray Powder Diffraction

6.444(20),
5.089(20),
3.746(10),
3.395(30),
3.354(60),
3.222(70),
2.993(100),
2.763(50)
XRD chart Roselite

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)

3.5

VHN (Hardness Vickers)

130 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.69

3.719 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

Deutschland/Sachsen/Erzgebirgskreis/Lagerstätte Schneeberg/Neustädtel/Grube Rappold

Preface

Occurrences

selten ++

Author (Name, Year)

Lévy, 1824

References

Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 130 (2001) (4), 10

IMA group assignments

Other languages

Spanish

Roselita

French

Roselite

English

Roselite

German

Roselith

Russian

Розелит

Japanese

ローズ石

Alternative Name

Roselit

CNMNC symbol

Symbol

Rsl

Locations with GPS information