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Picotpaulite

Pictures (1 Images total)

Grau-schwarze Picotpaulit xx
Views (Image: 1506866559): 355
Grau-schwarze Picotpaulit xx

pseudomorph nach einem unbekannten stengeligen Mineral zusammen mit roten Realgar xx; und gelben kleinen aufsitzenden Dorallcharit xx; Crven Dol MIne, Allchar, Rozdan, Macedonien; Bildbreite ca 3 mm
Collection: loismin
Copyright: loismin
Contribution: loismin 2017-10-01
Locality: Crven Dol / Allchar (Alsar) / Roszdan / Kavadarci, Opština / Nordmazedonien

Collectors Summary

Color bronze
Lustre Metallglanz
Hardness (Mohs) 2.5
Crystal System orthorhombisch, C222, Cmm2, Amm2, Cmmm

Chemism

Chem­ical formula

TlFe2S3

Chem­ical com­po­si­tion

Eisen, Thallium, Schwefel

Unit weight: 412.27022 u; Number of atoms in the formula: 6

Info

Empirical formula:

TlFe2S3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

23.33

3

50.00

32.0655000

96.1965000
Iron

Fe

27.09

2

33.33

55.8452000

111.6904000
Thallium

Tl

49.58

1

16.67

204.3833200

204.3833200

Anal­y­sis wt%

Ø Tl : 47.30, Pb : 2.30, Fe : 28.40, S : 24.00 (Ref: Bulletin de Mineralogie 70)

Strunz 9th edi­tion incl. updates

2.CB.60

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
C: Metallsulfide, M : S = 1 : 1 (und ähnliche)
B: mit Zink (Zn), Eisen (Fe), Kupfer (Cu), Silber (Ag), usw.
60:Raguinit-Gruppe

Lapis Clas­sifica­tion

II/C.05-020

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
C: Sulfide mit Metall : S,Se,Te ~ 1:1

Clas­sifica­tion by Hölzel

2.CB.880

2: SULFIDES
C: Sulfides (etc) with Me/S=1/1
B: With Zn,Cu (etc), Coordination Number ~[4] Framework of Cornersharing Tetrahedra: Sphalerite-Germanite-Family
8: Cubanite-Argentopyrite-Group

Dana 8th edi­tion

02.09.12.02

02: Sulfide Minerals
09: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:1

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bronze

Change in color

cremeweiß in reflektiertem Licht

Lus­tre

Metallglanz

Pleochro­ism

stark

Anisotropism

stark, in grauvioletten Farbtönen

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(400) 23.50, 28.70, 26.10
(420) 24.50, 30.30, 27.40
(440) 25.50, 31.90, 28.70
(460) 25.80, 32.40, 29.10
(480) 25.40, 32.00, 28.70
(500) 24.60, 31.30, 27.95
(520) 24.30, 31.00, 27.65
(540) 24.20, 31.00, 27.60
(560) 24.40, 31.40, 27.90
(580) 24.60, 32.20, 28.40
(600) 25.20, 33.10, 29.15
(620) 25.70, 33.80, 29.75
(640) 26.50, 34.70, 30.60
(660) 27.30, 35.60, 31.45
(680) 28.20, 36.60, 32.40
(700) 29.20, 37.60, 33.40
Reflection chart Picotpaulite

Reflec­tiv­ity Ø

29.14

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

222, mm2, mmm

Space Group number

21, 35, 38, 65

Space Group

C222, Cmm2, Amm2, Cmmm

Cell param­e­ters a (Å)

5.40

Cell param­e­ters b (Å)

10.72

Cell param­e­ters c (Å)

9.04

Cell param­e­ters a/b or c/a

0.504

Cell param­e­ters c/b

0.843

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

523.308

X-Ray Pow­der Diffrac­tion

5.40(50),
4.53(50),
4.26(90),
3.80(70),
3.33(70),
2.912(100),
2.556(50),
2.513(50)
XRD chart Picotpaulite

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)

2.5

VHN (Hard­ness Vick­ers)

41 (15g)

Density (g/cm³)

5.20 (berechnet)

5.232 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Nordmazedonien/Kavadarci, Opština/Roszdan/Allchar (Alsar)

Type mate­r­ial

National School of Mines, Paris, Frankreich;

The Natural History Museum, London, England;

Col­lec­tion number of type mate­r­ial

1983,703 (London)

Preface

Occurrences

In hydrothermalen Lagerstätten mit anderen Arsen- und Thallium-Mineralien

Asso­cia­tions

Realgar, Lorandit, Raguinit, Pyrit

Name from

Paul Picot (1931 - ), französischer Mineraloge, Orléans, Frankreich

Author (Name, Year)

Johan & Pierrot & Schubnel & Permingeat, 1970

References

Bulletin de la Société Française Minéralogie et de Cristallographie 93 (1970), 545

Other languages

German

Picotpaulit

Spanish

Picotpaulita

French

Picotpaulite

English

Picotpaulite

Russian

Пикополит

Simplified Chinese

辉铁铊矿

CNMNC (IMA)-Number

IMA 1970-031

CNMNC symbol

Symbol

Pcp

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

German pages

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Google-Bilder-Suche - search for: Picotpaulit
Mineralienatlas.de (Forum) - search for: Picotpaulit

English pages

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RRUFF - Raman, XRD and other mineral data - search for: Picotpaulite
RRUFF - References and PDF downloads - search for: Picotpaulite
American-Mineralogist-Crystal-Structure-Database - search for: Picotpaulite
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Russian pages

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Mineral Dealer

German pages

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Locations with GPS information