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Agardite-(Y)

Pictures (19 Images total)

Agardit-(Y)
Views (Image: 1268664151): 3872, Rating: 8.67
Agardit-(Y)

Bildbreite: 5 mm; Fundort: Bou Skour Mine, Mount Sarhro, Ouarzazate, Provinz, Souss-Massa-Daraâ, Region, Marokko

Copyright: Jean-Marc Johannet
Contribution: Hg 2010-03-15
Locality: Bou Skour Mine / Bou Skour Bergbaurevier / Agdz, Cercle / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko
Agardit-(Y)
Views (Image: 1275140657): 1963
Agardit-(Y)

Bildbreite: 0,6 mm, Fundort: Tucumana Mine, Inca de Oro, Atacama-Region, Chile

Copyright: Luigi Mattei
Contribution: thdun5 2010-05-29
Locality: Tucumana Mine / Inca de Oro / Chañaral, Provinz / Atacama, Region (III. Region) / Chile
Agardit-(Y)
Views (Image: 1311590741): 1481
Agardit-(Y)

Bildbreite: 0,67 mm, Fundort: Cap Garonne, Pradet, Provence-Alpes-Côte d'Azur, Frankreich

Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2011-07-25
Locality: Cap Garonne / Le Pradet / Toulon, Arrondissement / Var, Département / Provence-Alpes-Côte d'Azur, Region / Frankreich
Y-Agardit xx
Views (Image: 1408776699): 3056
Y-Agardit xx

Hillarion, Lavrion/Griechenland; Stacking-Aufnahme mit 3 mm Bildbreite

Collection: Karlheinz Grosch
Copyright: Karlheinz Grosch
Contribution: Karlheinz Grosch 2014-08-23
Locality: Hilarion Mine (Hilarion-Stollen, Mine Nr. 50) / Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland
Agardit-(Y)
Views (Image: 1297380018): 1971, Rating: 8.33
Agardit-(Y)

Größe: 1 mm; Fundort: Cava Puricelli, Cuasso al Monte, Varese Provinz, Italien

Copyright: Enrico Bonacina
Contribution: Hg 2011-02-11
Locality: Cava Puricelli / Cuasso al Monte / Varese, Provinz / Lombardei (Lombardia), Region / Italien
Agardit-(Y)
Views (Image: 1288690674): 1161
Agardit-(Y)

Größe: 0,53 mm; Fundort: Cava Puricelli, Cuasso al Monte, Varese Provinz, Italien

Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2010-11-02
Locality: Cava Puricelli / Cuasso al Monte / Varese, Provinz / Lombardei (Lombardia), Region / Italien

Collectors Summary

Color blau grün, blau
Streak color grünlichweiß
Hardness (Mohs) 3.5
Solubility +++ HCl
Crystal System hexagonal, P63/m

Chemism

Chem­ical formula

Cu2+6Y(AsO4)3(OH)6·3H2O

Empir­ical formula (anal­y­sis)

Cu5.70(Y0.69Ca0.31)[(As0.83P0.17)O4]3(OH)6·3H2O

Chem­ical com­po­si­tion

Arsen, Kupfer, Yttrium, Sauerstoff, Wasserstoff

Unit weight: 986.418053072 u; Number of atoms in the formula: 42.7

Info

Empirical formula:

Cu5.70(Y0.69Ca0.31)[(As0.83P0.17)O4]3(OH)6·3H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.23

12

28.10

1.0079470

12.0953640

Oxygen

O

34.06

21

49.18

15.9994300

335.9880300

Phosphorus

P

1.60

0.51

1.19

30.9737612

15.7966182

Calcium

Ca

1.26

0.31

0.73

40.0784000

12.4243040

Copper

Cu

36.72

5.7

13.35

63.5463000

362.2139100

Arsenic

As

18.91

2.49

5.83

74.9216020

186.5547890

Yttrium

Y

6.22

0.69

1.62

88.9058520

61.3450379

Anal­y­sis wt%

CuO : 45.35, CaO : 2.60, Y2O3 : 7.50, As2O5 : 31.50, H2O : 11.35, Ln2O3 : 8.66 (Ref: Bulletin de Mineralogie 69)

Strunz 9th edi­tion incl. updates

8.DL.15

8: Phosphate, Arsenate, Vanadate
D: Phosphate, mit weiteren Anionen, mit H2O
L: Mit großen und mittelgroßen [Kationen], (OH, etc.):RO4 = 2:1
15:Mixit-Gruppe

Lapis Clas­sifica­tion

VII/D.53-040

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
D: Wasserhaltige Phosphate, mit fremden Anionen
53: Mittelgroße und sehr große Kationen: Al-Mg und Ca-Na-K; Mixit-Gruppe

Clas­sifica­tion by Hölzel

8.DN.100

8: PHOSPHATES ARSENATES VANADATES
D: Phosphates (+Anions +Water)
N: Agardite-Group

Dana 8th edi­tion

42.05.01.02

42: Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
05: Hydrated Phosphates, etc., Containing Hydroxyl or Halogen where (A)2 (XO4) Zq · x(H2O)
01: Mixite group (Arsenate Series)

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Mixite group

Optical Properties

Color

blau grün, blau

Streak color

grünlichweiß

Diaphane­ity (Trans­parency)

durchscheinend

max. Birefrin­gence

0.081

Birefringence chart\! Agardite-(Y) title=Birefringence chart Agardite-(Y)

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

1.701

RI value γ / ε

1.782

Ri mean

1.728

2V angle

Uniaxial (+)

Crystallography

Crystal Sys­tem

hexagonal

Class (H-M)

6/m

Space Group number

176

Space Group

P63/m

Cell param­e­ters a (Å)

13.55

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

5.87

Cell param­e­ters a/b or c/a

0.433

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Z

2

Volumne (ų)

933.356

X-Ray Pow­der Diffrac­tion

11.73(100),
4.43(70),
3.54(70),
3.252(50),
2.938(80),
2.692(60),
2.558(60),
2.451(80)

XRD chart Agardite-(Y)

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)

3.66 (berechnet) 3.61 - 3.72 (gemessen)

3.51 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HCl

Preface

Author (Name, Year)

Dietrich & Orliac & Permingeat, 1969

References

Bulletin de la Société Française Minéralogie et de Cristallographie 92 (1969), 420

Morrison, S.M., Domanik, K.J., Origlieri, M.J., Downs, R.T. - Agardite-(Y), Cu2+6Y(AsO4)3(OH)6·3H2O. Acta Crystallographica (2013) E69, i61-i62

IMA group assignments

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

Mixite

BiCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Goudeyite

(Al,Y)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6 : P63/m, P63

8.DL.15

Zálesiite

(Ca,Y)Cu6[(OH)6|AsO3(OH,O)|(AsO4)2]·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Agardite-(Y)

Cu2+6Y(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Agardite-(Ce)

CeCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Agardite-(La)

(La,Ca)Cu6(AsO4)3(OH)6·3H2O

8.DL.15

Agardite-(Nd)

NdCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Petersite-(Y)

(Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6·3H2O

hexagonal : 6, 6/m : P63, P63/m

8.DL.15

Petersite-(Ce)

Cu6Ce(PO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Plumboagardite

(Pb,REE,Ca)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Calciopetersite

CaCu6[(OH)6|PO3(OH)|(PO4)2) ·3H2O

hexagonal : 6/m : P63/m

8.DL.15

Petersite-(La)

Cu6La(PO4)3(OH)6・3H2O

hexagonal : 6/m : P63/m

8.DL.15

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

Calciopetersite

CaCu6[(OH)6|PO3(OH)|(PO4)2) ·3H2O

hexagonal : 6/m : P63/m

VII/D.53-005

Petersite-(Y)

(Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6·3H2O

hexagonal : 6, 6/m : P63, P63/m

VII/D.53-010

Petersite-(Ce)

Cu6Ce(PO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

VII/D.53-012

'Petersite-(Nd)'

(Nd,La,Ca)Cu6(PO4)3(As O4) (PO3,OH) (OH)6·3H2O

VII/D.53-016

Goudeyite

(Al,Y)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6 : P63/m, P63

VII/D.53-020

Zálesiite

(Ca,Y)Cu6[(OH)6|AsO3(OH,O)|(AsO4)2]·3H2O

hexagonal : 6/m : P63/m

VII/D.53-030

Agardite-(Y)

Cu2+6Y(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

VII/D.53-040

Agardite-(La)

(La,Ca)Cu6(AsO4)3(OH)6·3H2O

VII/D.53-050

Agardite-(Ce)

CeCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

VII/D.53-060

Agardite-(Nd)

NdCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

VII/D.53-070

'Agardite-(Dy)'

(Dy,La,Ca)Cu6(AsO4)3(OH)6·3H2O

VII/D.53-080

Plumboagardite

(Pb,REE,Ca)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

VII/D.53-085

Mixite

BiCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

VII/D.53-090

Juanitaite

Bi(Cu,Ca,Fe2+)10[(OH)11|(AsO4)4]·2H2O

tetragonal : 4/mmm : P42/nnm

VII/D.53-095

Mrázekite

Bi23+Cu32+(PO4)2O2(OH)2·2H2O

monoklin : 2/m : P21/n

VII/D.53-100

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

Agardite-(Y)

Cu2+6Y(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DN.100

Agardite-(Ce)

CeCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DN.110

Agardite-(La)

(La,Ca)Cu6(AsO4)3(OH)6·3H2O

8.DN.120

Agardite-(Nd)

NdCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DN.125

Zálesiite

(Ca,Y)Cu6[(OH)6|AsO3(OH,O)|(AsO4)2]·3H2O

hexagonal : 6/m : P63/m

8.DN.130

Calciopetersite

CaCu6[(OH)6|PO3(OH)|(PO4)2) ·3H2O

hexagonal : 6/m : P63/m

8.DN.135

Petersite-(Y)

(Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6·3H2O

hexagonal : 6, 6/m : P63, P63/m

8.DN.140

Plumboagardite

(Pb,REE,Ca)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DN.150

Goudeyite

(Al,Y)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6 : P63/m, P63

8.DN.160

Mixite

BiCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

8.DN.180

Juanitaite

Bi(Cu,Ca,Fe2+)10[(OH)11|(AsO4)4]·2H2O

tetragonal : 4/mmm : P42/nnm

8.DN.190

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

Mixite

BiCu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

42.05.01.01

Agardite-(Y)

Cu2+6Y(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

42.05.01.02

Agardite-(La)

(La,Ca)Cu6(AsO4)3(OH)6·3H2O

42.05.01.02a

Goudeyite

(Al,Y)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6 : P63/m, P63

42.05.01.03

Zálesiite

(Ca,Y)Cu6[(OH)6|AsO3(OH,O)|(AsO4)2]·3H2O

hexagonal : 6/m : P63/m

42.05.01.04

Plumboagardite

(Pb,REE,Ca)Cu6(AsO4)3(OH)6·3H2O

hexagonal : 6/m : P63/m

42.05.01.06

Petersite-(Y)

(Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6·3H2O

hexagonal : 6, 6/m : P63, P63/m

42.05.02.01

Calciopetersite

CaCu6[(OH)6|PO3(OH)|(PO4)2) ·3H2O

hexagonal : 6/m : P63/m

42.05.02.02

Zapatalite

Cu3Al4(PO4)3(OH)9·4H2O

42.05.03.01

Juanitaite

Bi(Cu,Ca,Fe2+)10[(OH)11|(AsO4)4]·2H2O

tetragonal : 4/mmm : P42/nnm

42.05.04.01

IMA Number

IMA 1968-021

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

German pages

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