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Jalpaite

Pictures (3 Images total)

Jalpait
Views (Image: 1275318313): 1336
Jalpait

Größe: 3,6 x 3,5 x 3,2 cm, Fundort: Jalpa, Mun. de Jalpa, Zacatecas, Mexiko

Copyright: Rob Lavinsky
Contribution: thdun5 2010-05-31
Locality: Jalpa / Jalpa, Municipio / Zacatecas / Mexiko
Jalpait
Views (Image: 1288889848): 1214
Jalpait

Jalpait mit Silber, Kristallgröße: 1,5 mm, Fundort: Miniera San Giovanni, Carbonia-Iglesias, Sardinien, Italien

Collection: Domenico Preite
Copyright: Enrico Bonacina
Contribution: thdun5 2010-11-04
Locality: Miniera San Giovanni / Punta Della Torre / Iglesias / Sud Sardegna, Provinz / Sardinien (Sardegna), Region / Italien
Jalpait
Views (Image: 1288889757): 1224
Jalpait

Bildbreite: 2 mm, Fundort: Miniera San Giovanni, Carbonia-Iglesias, Sardinien, Italien

Copyright: Luigi Chiappino
Contribution: thdun5 2010-11-04
Locality: Miniera San Giovanni / Punta Della Torre / Iglesias / Sud Sardegna, Provinz / Sardinien (Sardegna), Region / Italien

Collectors Summary

Color grau, dunkelgrau
Streak color schwarz
Hardness (Mohs) 2
Solubility +++ HNO3
Crystal System tetragonal, I41/amd

Chemism

Chem­ical formula

Ag3CuS2

Chem­ical com­po­si­tion

Kupfer, Silber, Schwefel

Unit weight: 451.28196 u; Number of atoms in the formula: 6

Info

Empirical formula:

Ag3CuS2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

14.21

2

33.33

32.0655000

64.1310000

Copper

Cu

14.08

1

16.67

63.5463000

63.5463000

Silver

Ag

71.71

3

50.00

107.8682200

323.6046600

Strunz 9th edi­tion incl. updates

2.BA.45

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
B: Metallsulfide, M : S > 1 : 1 (hauptsächlich 2 : 1)
A: mit Kupfer (Cu), Silber (Ag), Gold (Au)
45:Jalpait-Gruppe

Lapis Clas­sifica­tion

II/B.06-010

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
B: Sulfide, Selenide und Telluride mit Verhältnis Metall : S,Se,Te > 1:1
6: Sulfide, Selenide und Telluride mit vorwiegend Kupfer und Silber/Gold

Clas­sifica­tion by Hölzel

2.BA.440

2: SULFIDES
B: Sulfides (etc) with Me/S > 1/1 (mostly 2/1)
A: With Cu,Ag,Au
4: Stromeyerite-Jalpaite-Group

Dana 8th edi­tion

02.04.04.01

02: Sulfide Minerals
04: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=2:1

IMA sta­tus

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

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grau, dunkelgrau

Streak color

schwarz

Diaphane­ity (Trans­parency)

opak

Crystallography

Crystal Sys­tem

tetragonal

Class (H-M)

4/mmm

Space Group number

141

Space Group

I41/amd

Cell param­e­ters a (Å)

8.663

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

11.743

Cell param­e­ters a/b or c/a

1.356

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

8

Volumne (ų)

881.284

X-Ray Pow­der Diffrac­tion

4.298(60),
2.794(90),
2.740(80),
2.422(80),
2.345(100),
2.268(50),
2.114(70),
2.006(60)

XRD chart Jalpaite

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

VHN (Hard­ness Vick­ers)

29 (100g)

Density (g/cm³)

6.82

6.802 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HNO3

(Co-)Type locality

(Co-)Type locality

Mexiko/Zacatecas/Jalpa, Municipio/Jalpa/Mina la Leonora

Type mate­r­ial

Mineralogische Sammlung der TU Bergakademie Freiberg

Col­lec­tion number of type mate­r­ial

4705 / E 3,1

Par­a­ge­n­e­sis of type mate­r­ial

Galenit, Chalkopyrit und andere

Preface

Author (Name, Year)

Breithaupt, 1858

References

Handbook of Mineralogy (Anthony et al.), 1 (1990), 246

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

Jalpaite

Ag3CuS2

tetragonal : 4/mmm : I41/amd

2.BA.45

Selenojalpaite

Ag3CuSe2

tetragonal : 4/mmm : I41/amd

2.BA.45

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

Jalpaite

Ag3CuS2

tetragonal : 4/mmm : I41/amd

II/B.06-010

Selenojalpaite

Ag3CuSe2

tetragonal : 4/mmm : I41/amd

II/B.06-015

Mckinstryite

Ag5Cu3S4

orthorhombisch : mmm, mm2 : Pnma

II/B.06-020

Stromeyerite

AgCuS

orthorhombisch : mm2 : Cmc21

II/B.06-030

Eucairite

CuAgSe

orthorhombisch : mmm : Pmmn

II/B.06-040

Henryite

Cu4Ag3Te4

II/B.06-050

Brodtkorbite

Cu2HgSe2

monoklin : 2/m : P21/n

II/B.06-055

Imiterite

Ag2HgS2

monoklin : 2/m : P21/c

II/B.06-060

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

Stromeyerite

AgCuS

orthorhombisch : mm2 : Cmc21

2.BA.400

Mckinstryite

Ag5Cu3S4

orthorhombisch : mmm, mm2 : Pnma

2.BA.420

Jalpaite

Ag3CuS2

tetragonal : 4/mmm : I41/amd

2.BA.440

Selenojalpaite

Ag3CuSe2

tetragonal : 4/mmm : I41/amd

2.BA.445

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

Acanthite

Ag2S

monoklin : 2/m : P21/n

02.04.01.01

Naumannite

Ag2Se

orthorhombisch : 222 : P212121

02.04.01.02

Aguilarite

Ag4SeS

02.04.01.03

Hessite

Ag2Te

monoklin : 2/m : P21/c

02.04.02.01

Cervelleite

Ag4TeS

monoklin : 2/m : P21/n

02.04.02.02

Uytenbogaardtite

Ag3AuS2

trigonal : 3m : R3c

02.04.03.01

Fischesserite

Ag3AuSe2

kubisch : 432 : I4132

02.04.03.02

Petzite

Ag3AuTe2

kubisch : 432 : I4132

02.04.03.03

Jalpaite

Ag3CuS2

tetragonal : 4/mmm : I41/amd

02.04.04.01

Selenojalpaite

Ag3CuSe2

tetragonal : 4/mmm : I41/amd

02.04.04.02

Mckinstryite

Ag5Cu3S4

orthorhombisch : mmm, mm2 : Pnma

02.04.05.01

Stromeyerite

AgCuS

orthorhombisch : mm2 : Cmc21

02.04.06.01

Eucairite

CuAgSe

orthorhombisch : mmm : Pmmn

02.04.06.02

Chalcocite

Cu2S

monoklin : 2/m : P21/c

02.04.07.01

Djurleite

Cu31S16

monoklin : 2/m : P21/n

02.04.07.02

Digenite

Cu1.8S

trigonal : 3m : R3m

02.04.07.03

Roxbyite

Cu58S32

triklin : 1 : P1

02.04.07.04

Anilite

Cu7S4

orthorhombisch : mmm : Pnma

02.04.07.05

Geerite

Cu8S5

trigonal : 32, 3m, 3m : R32, R3m, R3m

02.04.07.06

Spionkopite

Cu39S28

trigonal : 3m, 32, 3m : P3m1, P321, P3m1

02.04.07.07

Weissite

Cu2-xTe {x ≈ 0.21}

hexagonal : 6/mmm : P6/mmm

02.04.08.01

Bellidoite

Cu2Se

tetragonal : 4/m, : P42/n,

02.04.09.01

Other languages

German

Jalpait

French

Jalpaite

English

Jalpaite

Spanish

Jalpaíta

Russian

Ялпаит

Simplified Chinese

辉铜银矿

Japanese

ジャルバ鉱

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

German pages

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English pages

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