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Decrespignyite-(Y) (Decrespignyit-(Y))

Pictures (7 Images total)

Decrespignyit-(Y)
Views (File:
1215518111
): 2868, Rating: 8.2
Decrespignyit-(Y)
Bildbreite: 6 mm; Fundort: Paratoo Cu Mine, Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: Leonardus; Contribution: slugslayer
Location: Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine
Mineral: Decrespignyite-(Y)
Image: 1215518111
Rating: 8.2 (votes: 5)
License: Usage for Mineralienatlas project only
Decrespignyit-(Y)

Bildbreite: 6 mm; Fundort: Paratoo Cu Mine, Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: Leonardus
Contribution: slugslayer 2008-07-08
Locality: Paratoo Kupfer Mine / Yunta / Mt. Lofty Ranges / South Australia / Australien
Decrespignyit-(Y)
Views (File:
1342732867
): 920
Decrespignyit-(Y)
Bildbreite: 2,35 mm; Fundort: Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine
Mineral: Decrespignyite-(Y)
Image: 1342732867
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Decrespignyit-(Y)

Bildbreite: 2,35 mm; Fundort: Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2012-07-19
Locality: Paratoo Kupfer Mine / Yunta / Mt. Lofty Ranges / South Australia / Australien
Decrespignyit - (Y)
Views (File:
1211388695
): 1065
Decrespignyit - (Y)
Fundort: Paratoo Cu Mine, Paratoo, Yunta, Mt. Lofty Ranges, Südaustralien; Bildbreite: ca. 8 mm
Copyright: Klinoklas; Contribution: Klinoklas
Collection: Klinoklas, Collection number: A1-289
Location: Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine
Mineral: Decrespignyite-(Y)
Image: 1211388695
Rating: 5 (votes: 1)
License: Creative Commons - Attribution (CC-BY) V.3.0
Decrespignyit - (Y) (SNr: A1-289)

Fundort: Paratoo Cu Mine, Paratoo, Yunta, Mt. Lofty Ranges, Südaustralien; Bildbreite: ca. 8 mm
Collection: Klinoklas
Copyright: Klinoklas
Contribution: Klinoklas 2008-05-21
Locality: Paratoo Kupfer Mine / Yunta / Mt. Lofty Ranges / South Australia / Australien
Decrespignyit-(Y)
Views (File:
1268084744
): 998
Decrespignyit-(Y)
Größe: 55x33 mm; Fundort: Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: Rob Lavinsky; Contribution: slugslayer
Location: Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine
Mineral: Decrespignyite-(Y)
Image: 1268084744
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
Decrespignyit-(Y)

Größe: 55x33 mm; Fundort: Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: Rob Lavinsky
Contribution: slugslayer 2010-03-08
Locality: Paratoo Kupfer Mine / Yunta / Mt. Lofty Ranges / South Australia / Australien
Türkisblaue traubige Decrespinyit-(Y)-Krusten mit Kamphaugit-(Y) und Donnayit-(Y)
Views (File:
1081523935
): 822
Türkisblaue traubige Decrespinyit-(Y)-Krusten mit Kamphaugit-(Y) und Donnayit-(Y)
xx-ine Partie bis 2,6 cm; Fundort: Paratoo Mine, Olary Provinz, Yunta, Süd-Australien
Copyright: McSchuerf; Contribution: Mineralienatlas
Location: Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine
Mineral: Decrespignyite-(Y)
Image: 1081523935
License: Usage for Mineralienatlas project only
Türkisblaue traubige Decrespinyit-(Y)-Krusten mit Kamphaugit-(Y) und Donnayit-(Y)

xx-ine Partie bis 2,6 cm; Fundort: Paratoo Mine, Olary Provinz, Yunta, Süd-Australien

Copyright: McSchuerf
Contribution: Mineralienatlas 2004-04-09
Locality: Paratoo Kupfer Mine / Yunta / Mt. Lofty Ranges / South Australia / Australien
Decrespignyit-(Y)
Views (File:
1268084657
): 353
Decrespignyit-(Y)
Größe: 22x20 mm; Fundort: Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: John Sobolewski; Contribution: slugslayer
Location: Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine
Mineral: Decrespignyite-(Y)
Image: 1268084657
License: Usage for Mineralienatlas project only
Decrespignyit-(Y)

Größe: 22x20 mm; Fundort: Paratoo, Yunta, Mt. Lofty Ranges, South Australia, Australien
Copyright: John Sobolewski
Contribution: slugslayer 2010-03-08
Locality: Paratoo Kupfer Mine / Yunta / Mt. Lofty Ranges / South Australia / Australien

Collectors Summary

Color türkisblau
Streak color blassblau
Lustre Glasglanz bis Matt
Hardness (Mohs) 4
Cleavages möglicherweise nach {010}
Solubility +++ verdünnte HCl, ++ kalte 10% HNO3
Crystal System monoklin, P2, Pm, P2/m
Morphology traubige Krusten; keine Kristalle bekannt

Chemism

Chemical formula

(Y,Gd,Dy)4Cu[Cl|(OH)5|(CO3)4]·2H2O

Chemical composition

Chlor, Dysprosium, Gadolinium, Kupfer, Yttrium, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 927.1809978 u; Number of atoms in the formula: 38

Info

Empirical formula:

(Y0.6Gd0.3Dy0.1)4Cu[Cl(OH)5(CO3)4]·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.98

9

23.68

1.0079470

9.0715230
Carbon

C

5.18

4

10.53

12.0107800

48.0431200
Oxygen

O

32.79

19

50.00

15.9994300

303.9891700
Chlorine

Cl

3.82

1

2.63

35.4532000

35.4532000
Copper

Cu

6.85

1

2.63

63.5463000

63.5463000
Yttrium

Y

23.01

2.4

6.32

88.9058520

213.3740448
Gadolinium

Gd

20.35

1.2

3.16

157.2530000

188.7036000
Dysprosium

Dy

7.01

0.4

1.05

162.5001000

65.0000400

Analysis wt%

Ø Y2O3 : 42.20, Nd2O3 : 1.30, Sm2O3 : 1.00, Gd2O3 : 4.80, Tb2O3 : 0.40, Dy2O3 : 3.70, Ho2O3 : 2.60, Er2O3 : 2.50, CaO : 0.50, CuO : 10.90, Cl : 3.00, CO2 : 19.80, H2O : 10.80, Ln2O3 : 58.90 (Ref: 103.2)

Strunz 9th edition incl. updates

5.CC.35

5: Carbonate (Carbonate, Nitrate)
C: Carbonate ohne weitere Anionen, mit H2O
C: Mit Seltenerden-Elementen (REE)
35:

Lapis Classification

V/E.07-030

V: NITRATE, CARBONATE UND BORATE
E: Wasserhaltige Carbonate, mit fremden Anionen

Classification by Hölzel

5.DF.230

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
D: Carbonates (+Anions +Water)
F: With large Cations

Dana 8th edition

16a.01.11.01

16a: Carbonates - Hydroxyl or Halogen
01: Carbonates - Hydroxyl or Halogen in the Bastnasite/Shynchysite/Parasite Groups

IMA status

anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

türkisblau

Streak color

blassblau

Lustre

Glasglanz bis Matt

max. Birefringence

0.034
Birefringence chart\! Decrespignyite-(Y) title=Birefringence chart Decrespignyite-(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

1.604

RI value β

1.638

RI value γ / ε

1.638

Ri mean

1.627

2V angle

Biaxial (-) very small

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

monoklin

Class (H-M)

2, m, 2/m

Space Group number

3, 6, 10

Space Group

P2, Pm, P2/m

Cell parameters a (Å)

8.899

Cell parameters b (Å)

22.77

Cell parameters c (Å)

8.589

Cell parameters a/b or c/a

0.391

Cell parameters c/b

0.377

Cell parameters α

90°

Cell parameters β

120.7

Cell parameters γ

90°

Z

4

Volumne (ų)

1496.479

X-Ray Powder Diffraction

22.79(30),
7.463(30),
7.086(50),
6.241(100),
4.293(20),
4.216(30),
3.530(40),
3.336(30)
XRD chart Decrespignyite-(Y)

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

Morphology

traubige Krusten; keine Kristalle bekannt

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.64 (gemessen)

4.115 ( ρ calc. Mineralienatlas )

Cleavages

möglicherweise nach {010}

Radioactivity

schwach radioaktiv

Instability

+++ verdünnte HCl, ++ kalte 10% HNO3

Chemical Properties and Tests

chemisch und durch Röntgenanalyse

(Co-)Type locality

(Co-)Type locality

Australien/South Australia/Mt. Lofty Ranges/Yunta/Paratoo Kupfer Mine

Preface

Occurrences

in Schiefermatrix

Associations

Kamphaugit-(Y), Donnayit-(Y)

Rareness

sehr selten

Author (Name, Year)

Wallwork & Kolitsch & Pring & Nasdala, 2002

Relevance, Usage

nur zu Sammlerzwecken

Collector information

bei Mineralienhändler Gunnar Färber, Samswegen zu bekommen

References

Mineralogical Magazine 66 (2002), 181.

American Mineralogist 87 (2002), 1731 (Zusammenfassung).

Other languages

German

Decrespignyit-(Y)

English

Decrespignyite-(Y)

Russian

Декреспигниит-(Y)

Traditional Chinese

碳氯釔銅礬

Simplified Chinese

碳氯钇铜矾

CNMNC (IMA)-Number

IMA 2001-027

CNMNC symbol

Symbol

Dcp-Y

Locations with GPS information