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Lauraniite

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Lauraniit
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Lauraniit  E
Analysed with energy dispersive X-ray spectroscopy EDX

bläuliche, tafelige Kristalle von Lauraniit, Laurani Mine, La Paz, Bolivien; BB < 1 mm, analysiert mittels REM-EDX

Copyright: Joy Desor
Contribution: openpit 2020-05-28
Locality: Grube Laurani / Laurani, Distrikt / Aroma, Provinz / La Paz, Departamento / Bolivien

Collectors Summary

Color blau
Crystal System monoklin, P21/c

Chemism

Chem­ical formula

Cu6Cd2(SO4)2(OH)12·5H2O

Chem­ical com­po­si­tion

Cadmium, Kupfer, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 1092.392984 u; Number of atoms in the formula: 57

Info

Empirical formula:

Cu6Cd2(SO4)2(OH)12·5H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.03

22

38.60

1.0079470

22.1748340

Oxygen

O

36.62

25

43.86

15.9994300

399.9857500

Sulfur

S

5.87

2

3.51

32.0655000

64.1310000

Copper

Cu

34.90

6

10.53

63.5463000

381.2778000

Cadmium

Cd

20.58

2

3.51

112.4118000

224.8236000

Strunz 9th edi­tion incl. updates

7

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)

IMA sta­tus

anerkannt von der CNMNC im Sept. 2019, Newsletter 51.

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

blau

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/c

Cell param­e­ters a (Å)

7.320(1)

Cell param­e­ters b (Å)

25.424(5)

Cell param­e­ters c (Å)

11.283(2)

Cell param­e­ters a/b or c/a

0.288

Cell param­e­ters c/b

0.444

Cell param­e­ters α

90°

Cell param­e­ters β

91.62(3)°

Cell param­e­ters γ

90°

Volumne (ų)

2098.969

Kristall struc­ture

Neuer Strukturtyp; Struktur ermittelt

X-Ray Pow­der Diffrac­tion

7.34(100), 7.04(35), 3.626(52), 2.819(25), 2.774(34), 2.648(30), 2.581(37), 2.255(24)

XRD chart Lauraniite

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

(Co-)Type locality

(Co-)Type locality

Bolivien/La Paz, Departamento/Aroma, Provinz/Laurani, Distrikt/Grube Laurani

Type mate­r­ial

Das Typenmaterial wird in den mineralogischen Sammlungen des South Australian Museum, North Terrace, Adelaide, South Australia 5000, Australien, unter der Registrierungsnummer G34801 hinterlegt.

Preface

Name from

Typlokalität Laurani Mine

Author (Name, Year)

Peter Elliott und Anthony R. Kampf (2019)

References

Elliott, P. and Kampf, A.R. (2019) Lauraniite, IMA 2019-049. CNMNC Newsletter No. 51; European Journal of Mineralogy, 31, https://doi.org/10.1127/ejm/2019/0031-2894

Other languages

German

Lauraniit

English

Lauraniite

IMA Number

IMA 2019-049

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

German pages

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

English pages

Mindat - search for: Lauraniite
Webmineral - search for:Lauraniite
Handbook-of-Mineralogy - search for: Lauraniite
RRUFF - Raman, XRD and other mineral data - search for: Lauraniite
RRUFF - References and PDF downloads - search for: Lauraniite
American-Mineralogist-Crystal-Structure-Database - search for: Lauraniite
Athena - search for: Lauraniite

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Lauraniit
Crystal-Treasure.com - search for: Lauraniit
Bosse - search for: Lauraniit