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Bayldonite

Pictures (66 Images total)

Bayldonit
Views (Image: 1215814452): 5295, Rating: 9.23
Bayldonit

Größe: 5 x 4 x 3,5 cm cm; Fundort: Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia

Copyright: Rob Lavinsky
Contribution: Hg 2008-07-12
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
Bayldonit xx
Views (Image: 1547569919): 1246
Bayldonit xx (SNr: 612)

dicktafelige Kristalle; Borstein, Reichenbach, Odenwald; BB 0,5 mm

Collection: Gilbertmin
Copyright: Gilbertmin
Contribution: Gilbertmin 2019-01-15
Locality: Borstein / Reichenbach / Lautertal / Bergstraße, Landkreis / Darmstadt, Bezirk / Hessen / Deutschland
Bayldonit mit Agardit
Views (Image: 1247594285): 2795
Bayldonit mit Agardit

FO: Grube Clara, Oberwolfach, Schwarzwald, D - Bildbreite: 2,6mm; Fund: Mai 2009

Collection: franksch
Copyright: franksch
Contribution: franksch 2009-07-14
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Bayldonit
Views (Image: 1476898511): 599
Bayldonit (SNr: 07875)

Reiskornförmige grüne Kristalle auf Chrysokoll, BB = 2 mm, visuell bestimmt. Fundort: Grube Katharina I am Donnersberg bei Imsbach, Rheinland-Pfalz, Deutschland.

Collection: Manfred Früchtl
Copyright: Manfred Früchtl
Contribution: Manfred Früchtl 2016-10-19
Locality: Grube Katharina I / Imsbach / Kirchheimbolanden / Donnersbergkreis / Rheinland-Pfalz / Deutschland
Bayldonit
Views (Image: 1312798336): 3785, Rating: 8.14
Bayldonit

Größe: 2,76 mm; Fundort: Falgayrolles, Monteils, Département Aveyron, Region Midi-Pyrénées, Frankreich

Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2011-08-08
Locality: Falgayrolles / Monteils / Aveyron et Tarn, Kanton / Villefranche-de-Rouergue, Arrondissement / Aveyron, Département / Okzitanien (Occitanie), Region / Frankreich
Bayldonit auf Calcit
Views (Image: 1338725221): 2039
Bayldonit auf Calcit

Deutschland/Thüringen/Ilm-Kreis/Gräfenroda/Raubschloss; BB 1,5 cm

Collection: Mangan-TIM
Copyright: Mangan-TIM
Contribution: Mangan-TIM 2012-06-03
Locality: Grube St. Christoph / Raubschloss / Gräfenroda / Ilm-Kreis / Thüringen / Deutschland

Collectors Summary

Color grasgrün, dunkelgrün
Streak color grün
Lustre Harzglanz
Hardness (Mohs) 4.5
Solubility +++ HNO3, ++ HCl, - H2O
Crystal System monoklin, C2/c

Chemism

Chem­ical formula

Cu3PbO(AsO3OH)2(OH)2

Chem­ical com­po­si­tion

Arsen, Blei, Kupfer, Sauerstoff, Wasserstoff

Unit weight: 727.717622 u; Number of atoms in the formula: 21

Info

Empirical formula:

Cu3PbO(AsO3OH)2(OH)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.55

4

19.05

1.0079470

4.0317880

Oxygen

O

24.18

11

52.38

15.9994300

175.9937300

Copper

Cu

26.20

3

14.29

63.5463000

190.6389000

Arsenic

As

20.59

2

9.52

74.9216020

149.8432040

Lead

Pb

28.47

1

4.76

207.2100000

207.2100000

Anal­y­sis wt%

CuO : 31.70, PbO : 32.60, As2O5 : 30.09, H2O : 4.20, SO3 : 1.00 (Ref: American Mineralogist 81)

Strunz 9th edi­tion incl. updates

8.BH.45

8: Phosphate, Arsenate, Vanadate
B: Phosphate, etc., mit weitere Anionen, ohne H2O
H: Mit mittelgroßen und meist großen [Kationen] (OH, etc.):RO4 = 1:1
45:Bayldonit-Gruppe

Lapis Clas­sifica­tion

VII/B.33-010

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
B: Wasserfreie Phosphate, mit fremden Anionen F,Cl,O,OH
33: Mittelgroße und große Kationen: Mg-Cu-Zn und Ca-Na-K-Ba-Pb

Clas­sifica­tion by Hölzel

8.DK.600

8: PHOSPHATES ARSENATES VANADATES
D: Phosphates (+Anions +Water)
K: very large=2 - very small-medium=2,3
6: Bayldonite-Group

Dana 8th edi­tion

41.05.14.01

41: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
05: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen where (A B)2 (XO4) Zq

IMA sta­tus

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

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grasgrün, dunkelgrün

Streak color

grün

Diaphane­ity (Trans­parency)

teilweise durchscheinend

Lus­tre

Harzglanz

max. Birefrin­gence

0.04

Birefringence chart\! Bayldonite title=Birefringence chart Bayldonite

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

1.95

RI value β

1.97

RI value γ / ε

1.99

Ri mean

1.970

2V angle

Biaxial (+/-) 90° (berechnet)

Ori­enta­tion

X = b

Dis­per­sion

Stark; r < v

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell param­e­ters a (Å)

10.147

Cell param­e­ters b (Å)

5.892

Cell param­e­ters c (Å)

14.081

Cell param­e­ters a/b or c/a

1.722

Cell param­e­ters c/b

2.390

Cell param­e­ters α

90°

Cell param­e­ters β

106.05

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

809.034

X-Ray Pow­der Diffrac­tion

4.516(60),
3.231(70),
3.148(100),
2.932(80),
2.723(60),
2.658(50),
2.483(50),
2.260(50)

XRD chart Bayldonite

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)

4.5

VHN (Hard­ness Vick­ers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

5.65 (gemessen) 5.707 (berechnet)

5.974 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HNO3, ++ HCl, - H2O

(Co-)Type locality

(Co-)Type locality

UK/England/Cornwall Co./Mount's Bay District/St. Hilary/Penberthy Croft Mine

Type mate­r­ial

The Natural History Museum, London, England.

Col­lec­tion number of type mate­r­ial

1921,433.

Preface

Occurrences

Seltenes Sekundärmineral in der Oxidationszoe mancher polmetallischer Lagerstätten (z.B. Tsumeb Mine).

Asso­cia­tions

Mimetesit, Olivenit, Azurit, Malachit, Tsumebit, Cu-Adamin, Duftit, Keyit, Schultenit, Philipsbornit (Tsumeb, Namibia).

Beudantite, Anglesit, Cerussit, Malachit, Azurit, Baryt (Kayrakty, Kazakhstan).

Pharmakosiderit, Goethit, Segnitit, Mixit

Name from

Ehrt den englischen Physiker John Bayldon, welcher die Originalproben sammelte.

Author (Name, Year)

Church, 1865

References

Handbook of Mineralogy (Anthony et al.), 4 (2000), 50

Palache, C., H. Berman, and C. Frondel - Dana’s system of mineralogy, (7th edition), v. II (1951), 929–930.

Cesbron, F. and H. Vachey - The unit cell and twin of bayldonite. Mineral. Mag., 39 (1974), 716–718.

Sumín de Portilla, V., M. Portillo Quevedo and V.I. Stepanov - The structure of bayldonite: chemical analysis, differential thermal analysis, and IR spectroscopy. Amer. Mineral., 66 (1981), 148–153.

Ghose, S. and C. Wan - Structural chemistry of copper and zinc minerals. VI. Bayldonite, (Cu, Zn)3Pb(AsO4)2(OH)2: a complex layer structure. Acta Cryst., 35 (1979), 819–823.

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

Bayldonite

Cu3PbO(AsO3OH)2(OH)2

monoklin : 2/m : C2/c

8.BH.45

Leningradite

PbCu32+(VO4)2Cl2

orthorhombisch : mmm : Ibam

8.BH.45

Vésigniéite

Cu3Ba(VO4)2(OH)2

monoklin : 2/m : C2/m

8.BH.45

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

Bayldonite

Cu3PbO(AsO3OH)2(OH)2

monoklin : 2/m : C2/c

VII/B.33-010

Laptevite-(Ce)

NaFe2+(REE7Ca5Y3)(SiO4)4(Si3B2PO18)(BO3)F11

trigonal : 3m : R3m

VII/B.33-027

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

Bayldonite

Cu3PbO(AsO3OH)2(OH)2

monoklin : 2/m : C2/c

8.DK.600

Vésigniéite

Cu3Ba(VO4)2(OH)2

monoklin : 2/m : C2/m

8.DK.620

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

Dussertite

BaFe33+(AsO4)2(OH)5

trigonal : 3m : R3m

41.05.10.01

Florencite-(Ce)

CeAl3(PO4)2(OH)6

trigonal : 3m : R3m

41.05.10.02

Florencite-(La)

(La,Ce)Al3(PO4)2(OH)6

trigonal : 3m : R3m

41.05.10.03

Florencite-(Nd)

(Nd,Ce)Al3(PO4)2(OH)6

trigonal : 3m : R3m

41.05.10.04

Arsenoflorencite-(Ce)

(Ce,La)Al3(AsO4)2(OH)6

trigonal : 3m : R3m

41.05.11.01

Graulichite-(Ce)

CeFe3+3(AsO4)2(OH)6

trigonal : 3m : R3m

41.05.11.04

Waylandite

BiAl3(PO4)2(OH)6

trigonal : 3m : R3m

41.05.12.01

Eylettersite

(Th,Pb)1-xAl3(PO4,SiO4)2(OH)6

trigonal : 3m : R3m

41.05.12.02

Zaïrite

Bi(Fe3+,Al)3(PO4)2(OH)6

trigonal : 3m : R3m

41.05.12.03

Arsenogorceixite

BaAl3[(OH,F)6|AsO3(OH)|(AsO4,PO4)]

trigonal : 3m : R3m

41.05.12.04

Vésigniéite

Cu3Ba(VO4)2(OH)2

monoklin : 2/m : C2/m

41.05.13.01

Bayldonite

Cu3PbO(AsO3OH)2(OH)2

monoklin : 2/m : C2/c

41.05.14.01

Curetonite

Ba(Al,Ti4+)(PO4)(O,OH)F

monoklin : 2/m : P21/n

41.05.15.01

Thadeuite

(Ca,Mn2+)(Mg,Fe2+,Mn3+)3(PO4)2(OH,F)2

orthorhombisch : 222 : C2221

41.05.16.01

Leningradite

PbCu32+(VO4)2Cl2

orthorhombisch : mmm : Ibam

41.05.17.01

Arctite

Na5Ca7Ba(PO4)6F3

trigonal : 3m : R3m

41.05.18.01

Wilhelmkleinite

ZnFe23+[OH|AsO4]2

monoklin : 2/m : P21/n

41.05.19.01

Other languages

German

Bayldonit

Spanish

Bayldonita

English

Bayldonite

French

Bayldonite

Russian

Байлдонит

Simplified Chinese

乳砷铅铜矿

Alternative Name

Cuproplumbite

Parabayldonite

Simplified Chinese

钒酸铅矿

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

German pages

DeWikiPedia - search for: Bayldonit
Google-Bilder-Suche - search for: Bayldonit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Bayldonit

English pages

Mindat - search for: Bayldonite
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Handbook-of-Mineralogy - search for: Bayldonite
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RRUFF - References and PDF downloads - search for: Bayldonite
American-Mineralogist-Crystal-Structure-Database - search for: Bayldonite
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Russian pages

Webmineral.ru - search for: Байлдонит

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German pages

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Locations with GPS information