https://www.mineral-bosse.de
https://www.mineraliengrosshandel.com
https://www.edelsteine-neuburg.de
https://www.mineralbox.biz
'._('einklappen').'
 

Rruffite

Pictures (3 Images total)

Rruffit
Views (File:
1298157297
): 985
Rruffit
Aggregatgröße: 0,3 mm, Fundort: Maria Catalina Mine, Pampa Larga, Tierra Amarilla, Copiapó, Provinz, III. Region, Chile
Copyright: Luigi Mattei; Contribution: thdun5
Location: Chile/Atacama, Region (III. Region)/Copiapó, Provinz/Tierra Amarilla/Pampa Larga/Maria Catalina Mine
Mineral: Rruffite
Image: 1298157297
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Rruffit

Aggregatgröße: 0,3 mm, Fundort: Maria Catalina Mine, Pampa Larga, Tierra Amarilla, Copiapó, Provinz, III. Region, Chile

Copyright: Luigi Mattei
Contribution: thdun5 2011-02-19
Locality: Maria Catalina Mine / Pampa Larga / Tierra Amarilla / Copiapó, Provinz / Atacama, Region (III. Region) / Chile
Rruffit
Views (File:
1505928445
): 394
Rruffit
Mina Jote, Atacama, Chile; hellhimmelblaue xx; Bildbreite ca. 1,5 mm
Copyright: Christian Rewitzer; Contribution: sulzbacher
Collection: Hans-Jürgen Haas
Location: Chile/Atacama, Region (III. Region)/Copiapó, Provinz/Tierra Amarilla/Pampa Larga/Mina Jote
Mineral: Rruffite
Image: 1505928445
License: Usage for Mineralienatlas project only
Rruffit

Mina Jote, Atacama, Chile; hellhimmelblaue xx; Bildbreite ca. 1,5 mm

Collection: Hans-Jürgen Haas
Copyright: Christian Rewitzer
Contribution: sulzbacher 2017-09-20
Locality: Mina Jote / Pampa Larga / Tierra Amarilla / Copiapó, Provinz / Atacama, Region (III. Region) / Chile
Rruffit
Views (File:
1624210702
): 157
Rruffit
Jote mine, Pampa Larga, Chile; Bb 4 mm; Begleitmineralien: Lavendulan, Metazeunerit? Tapiait?
Copyright: Guy Heinen; Contribution: guyhein
Collection: Guy Heinen
Location: Chile/Atacama, Region (III. Region)/Copiapó, Provinz/Tierra Amarilla/Pampa Larga/Mina Jote
Mineral: Rruffite
Image: 1624210702
License: Usage for Mineralienatlas project only
Rruffit

Jote mine, Pampa Larga, Chile; Bb 4 mm; Begleitmineralien: Lavendulan, Metazeunerit? Tapiait?

Collection: Guy Heinen
Copyright: Guy Heinen
Contribution: guyhein 2021-06-20
Locality: Mina Jote / Pampa Larga / Tierra Amarilla / Copiapó, Provinz / Atacama, Region (III. Region) / Chile

Collectors Summary

Lustre Glasglanz
Hardness (Mohs) 3
Crystal System monoklin, P21/c

Chemism

Chemical formula

CuCa2(AsO4)2·2H2O

Additional chem. information

Roselit-Familie

Chemical composition

Arsen, Calcium, Kupfer, Sauerstoff, Wasserstoff

Unit weight: 457.572392 u; Number of atoms in the formula: 19

Info

Empirical formula:

CuCa2(AsO4)2·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.88

4

21.05

1.0079470

4.0317880

Oxygen

O

34.97

10

52.63

15.9994300

159.9943000

Calcium

Ca

17.52

2

10.53

40.0784000

80.1568000

Copper

Cu

13.89

1

5.26

63.5463000

63.5463000

Arsenic

As

32.75

2

10.53

74.9216020

149.8432040

Analysis wt%

As2O5 : 50.37, CuO : 17.47, CaO : 24.55, H2O : 7.87 (Ref: RRUFF)

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.17-110

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.940

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

IMA status

anerkannt - IMA Web-Seite - Jan. 2010

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Roselite group

Optical Properties

Diaphaneity (Transparency)

transparent

Lustre

Glasglanz

max. Birefringence

0.015

Birefringence chart\! Rruffite title=Birefringence chart Rruffite

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

1.725

RI value β

1.734

RI value γ / ε

1.740

Ri mean

1.733

2V angle

  • 80°

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)

5.862

Cell parameters b (Å)

12.785

Cell parameters c (Å)

5.703

Cell parameters a/b or c/a

0.459

Cell parameters c/b

0.446

Cell parameters α

90°

Cell parameters β

109.43

Cell parameters γ

90°

Z

2

Volume (ų)

403.073

Crystal structure

Struktur ermittelt

X-Ray Powder Diffraction

5.087(42), 4.177(59), 3.800(41), 3.377(92), 3.190(56), 2.983(89), 2.827(100), 2.114(49)

XRD chart Rruffite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

3

Density (g/cm³)

3.79 (gemessen) 3.77 (berechnet)

3.77 ( ρ calc. Mineralienatlas )

Preface

Name from

http://rruff.info in Anerkennung des Projektes

Author (Name, Year)

Hexiong Yang, Robert A. Jenkins, Robert T. Downs, Stanley H. Evans, 20

References

http://rruff.info/all/R070431

Neue Mineralien - IMA Web-Seite - Jan. 2010

IMA group assignments

Other languages

German

Rruffit

English

Rruffite

CNMNC (IMA)-Number

IMA 2009-077

CNMNC symbol

Symbol

Ruf

Locations with GPS information

IDs

GUSID (Global unique identifier short form) _nLed_2mRUSqP9tZk8IfRQ
GUID (Global unique identifier) 77DE72FE-A6FD-4445-AA3F-DB5993C21F45
Database ID 6797