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Pillaite

Pictures (2 Images total)

Pillait xx
Views (File:
1144493044
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Pillait xx
Fundort: Buca della Vena Mine, Lucca, Italien; Bildbreite: 8 mm
Copyright: loismin; Contribution: loismin
Location: Italien/Toskana (Toscana)/Massa-Carrara, Provinz/Stazzema/Buca della Vena
Mineral: Pillaite
Image: 1144493044
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Pillait xx

Fundort: Buca della Vena Mine, Lucca, Italien; Bildbreite: 8 mm
Copyright: loismin
Contribution: loismin 2006-04-08
Locality: Buca della Vena / Stazzema / Massa-Carrara, Provinz / Toskana (Toscana) / Italien
Pillait
Views (File:
1252485314
): 906
Pillait
Bildbreite: 3 mm; Fundort: Buca della Vena Mine, Toskana, Italien
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Italien/Toskana (Toscana)/Massa-Carrara, Provinz/Stazzema/Buca della Vena
Mineral: Pillaite
Image: 1252485314
License: Usage for Mineralienatlas project only
Pillait

Bildbreite: 3 mm; Fundort: Buca della Vena Mine, Toskana, Italien
Copyright: Stephan Wolfsried
Contribution: Hg 2009-09-09
Locality: Buca della Vena / Stazzema / Massa-Carrara, Provinz / Toskana (Toscana) / Italien

Collectors Summary

Color schwarz
Streak color dunkelbraun, schwarz
Lustre Metallglanz
Hardness (Mohs) 3.50 - 4.00
Cleavages undeutlich
Fracture unregelmäßig
Crystal System monoklin, C2/m
Morphology nadelig nach [010]

Chemism

Chemical formula

Pb9Sb10S23O0.5Cl

Chemical composition

Antimon, Blei, Chlor, Sauerstoff, Schwefel

Unit weight: 3863.450415 u; Number of atoms in the formula: 43.5

Info

Empirical formula:

Pb9Sb10S23O0.5Cl

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

0.21

0.5

1.15

15.9994300

7.9997150
Sulfur

S

19.09

23

52.87

32.0655000

737.5065000
Chlorine

Cl

0.92

1

2.30

35.4532000

35.4532000
Antimony

Sb

31.52

10

22.99

121.7601000

1,217.6010000
Lead

Pb

48.27

9

20.69

207.2100000

1,864.8900000

Analysis wt%

Pb : 49.07, Sb : 30.36, S : 18.73, Cl : 0.98; WDX (Ref: European Journal of Mineralogy 2001)

Strunz 9th edition incl. updates

2.JB.35

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfoarsenide, Sulfoantimonide, Sulfobismuthide)
J: Sulfosalze mit PbS als Vorbild
B: [Galenit]-Derivate mit [Blei] (Pb)
35:Zinkenit-Gruppe

Lapis Classification

II/E.19-045

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
E: Sulfosalze (S : As,Sb,Bi = x)
19: Blei-Sulfosalze mit Sb (x=3,0 - 1,9)

Classification by Hölzel

2.GD.750

2: SULFIDES
G: SnS Archetype
D:
7: with boxwork structure

Dana 8th edition

03.08.01.02

03: Sulfides - Sulfosalts
08: Sulfides - Sulfosalts where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
01: Zinkenite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

schwarz

Streak color

dunkelbraun, schwarz

Lustre

Metallglanz

Bireflectance

schwach

Anisotropism

schwach, vereinzelt rote Innenreflexe

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

49.65

Cell parameters b (Å)

4.150

Cell parameters c (Å)

21.91

Cell parameters a/b or c/a

11.964

Cell parameters c/b

5.280

Cell parameters α

90°

Cell parameters β

99.60

Cell parameters γ

90°

Z

4

Volume (ų)

4451.28

X-Ray Powder Diffraction

4.14(30),
3.88(20),
3.621(30),
3.548(40),
3.480(100),
3.249(20),
2.956(50),
2.780(20)
XRD chart Pillaite

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

Morphology

nadelig nach [010]

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

3.50 - 4.00

VHN (Hardness Vickers)

175 (50g)

Density (g/cm³)

5.77 (berechnet)

5.765 ( ρ calc. Mineralienatlas )

Cleavages

undeutlich

Fracture

unregelmäßig

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Italien/Toskana (Toscana)/Massa-Carrara, Provinz/Stazzema/Buca della Vena

Preface

Associations

Quarz, Muskovit, Sphalerit, Cinnabarit, Galenit, Senandorit, Bournonit, Tetraedrit, Chalkostibit, Gersdorffit, Baryt, Cerussit, Stibiconit

Name from

Prof. Leopoldo Pilla (1805-1848), italienischer Vulkanologe und Mineraloge

Author (Name, Year)

Orlandi & Moëlo & Meerschaut & Palvadeau, 2001

References

Orlandi, P., Moëlo, Y., Meerschaut, A., Palvadeau, P. (2001) Lead-antimony sulfosalts from Tuscany (Italy): III. Pillaite, Pb9Sb10S23ClO0.5, a new Pb-Sb oxy-chloro-sulfosalt, from Buca della Vena mine. European Journal of Mineralogy, 13, 605-610

Other languages

German

Pillait

French

Pillaite

English

Pillaite

Spanish

Pillaíta

Russian

Пиллаит

Japanese

ﾋﾟﾗｰｱｲﾄ

CNMNC (IMA)-Number

IMA 1997-042

CNMNC symbol

Symbol

Pil

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 0CMTVk0eMk6zAcXXkLnNEA
GUID (Global unique identifier) 561323D0-1E4D-4E32-B301-C5D790B9CD10
Database ID 3057