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Hocartit

Huangshaping,Guiyang, Chenzhou, Hunan, China. BB 6 mm

Collection:

Collector

Contribution: Collector 2008-08-29

Locality: Huangshaping Pb-Zn-W-Mo-Lagerstätte / Guiyang, Kreis / Chenzhou, Präfektur / Hunan, Provinz / China

Views (Image: 1581507081): 206

Hocartit

Bildbreite: 4 mm; Fundort: Oploca Mine, Pirquitas Ag-Sn-Lagerstätte, Rinconada Department, Provinz Jujuy, Argentinien

Leonardus

Contribution: slugslayer 2020-02-12

Locality: Oploca Mine / Pirquitas Ag-Sn-Lagerstätte / Rinconada Department / Jujuy, Provinz / Argentinien

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Hocartit

Bildbreite: 1,5 mm; Fundort: Pirquitas Ag-Sn-Lagerstätte, Rinconada Department, Provinz Jujuy, Argentinien

Collection:

Stephan Wolfsried

Contribution: slugslayer 2020-02-12

Locality: Pirquitas Ag-Sn-Lagerstätte / Rinconada Department / Jujuy, Provinz / Argentinien

Collectors Summary

Color

bräunlich grau

Lustre

Metallglanz

Hardness (Mohs)

4.25

Crystal System

tetragonal, I42m

Chemism

Chemical formula

Ag₂FeSnS₄

Chemical composition

Eisen, Silber, Zinn, Schwefel

Unit weight: 518.55434 u; Number of atoms in the formula: 8

Info

Empirical formula:

Ag₂FeSnS₄

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Sulfur	S	24.73	4	50.00	32.0655000	128.2620000
Iron	Fe	10.77	1	12.50	55.8452000	55.8452000
Silver	Ag	41.60	2	25.00	107.8682200	215.7364400
Tin	Sn	22.89	1	12.50	118.7107000	118.7107000

Search for minerals with similar chemistry

Analysis wt%

Ø Sn : 26.30, Ag : 36.00, Cu : 1.80, Fe : 7.60, Zn : 4.10, S : 26.60 (Ref: Bulletin de Mineralogie 68)

Strunz 9th edition incl. updates

2.CB.15

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.
15:Stannit-Gruppe

Lapis Classification

II/C.06-110

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

Classification by Hölzel

2.CB.350

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
3: Stannite-Group

Hey's Chemical Index of Minerals

06.01.16

06: Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
01: Sulphostannates and other sulfides containing Sn

Dana 8th edition

02.09.02.06

02: Sulfide Minerals
09: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:1
02: Stannite Group (Tetragonal: I-42m) A2BCS type

IMA status

anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

Stannite group

Optical Properties

Color	bräunlich grau
Diaphaneity (Transparency)	opak
Lustre	Metallglanz

Crystallography

Crystal System	tetragonal
Class (H-M)	42m
Space Group number	121
Space Group	I42m
Cell parameters a (Å)	5.74
Cell parameters b (Å)	-
Cell parameters c (Å)	10.96
Cell parameters a/b or c/a	1.909
Cell parameters c/b	-
Cell parameters α	90°
Cell parameters β	90°
Cell parameters γ	90°
Z	2
Volumne (Å³)	361.106
X-Ray Powder Diffraction	3.26(100), 2.87(40), 2.74(30), 2.03(50), 1.98(80), 1.72(70), 1.666(30), 1.287(30)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

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Crystal Structure 3D

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Physical Properties

Hardness (Mohs)	4.25
VHN (Hardness Vickers)	222 (25g)
Density (g/cm³)	4.77
	4.769 ( ρ calc. Mineralienatlas )

(Co-)Type locality

Bolivien /Potosi, Departamento /Sur Chichas (Sud Chichas), Provinz /Atocha /Chocaya Mine

Type material

Bolivien - Potosí Dep.? - Chocaya - Sn Mine von Tacama (auch gefunden in den bolivianischen Minen Hocaya und Colquechaca)
-Frankreich: ENSM-Paris - Type: HT: (don. P Picot, 1970)
-Frankreich: MHN-Paris - Type: T:

Frankreich - Auvergne - Cantal dép. - Fournial (Sn-Ag-Mineralisation)
-Frankreich: ENSM-Paris - Type: HT: from France or Bolivia?
-Frankreich: MHN-Paris - Type: T:

Preface

Author (Name, Year)

Caye & Laurent & Picot & Pierrot & Lévy, 1968

References

Strunz Mineralogical Tables 9. Edition.

Caye R, Laurent Y, Picot P, Pierrot R, Levy C: Bull.Soc.fr.Min.Crist.(1968) 91, 383-387

American Mineralogist: 54, 573 (abs. ref. 1).

IMA group assignments

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

Idaite	Cu₃FeS₄ tetragonal : 42m : I42m	2.CB.15
Mohite	Cu₂SnS₃ monoklin : m : Cc	2.CB.15
Černýite	Cu₂CdSnS₄ tetragonal : 42m : I42m	2.CB.15
Kuramite	Cu₃SnS₄ tetragonal : 42m : I42m	2.CB.15
Stannite	Cu₂FeSnS₄ tetragonal : 42m : I42m	2.CB.15
Velikite	Cu₂(Hg,Zn)SnS₄ tetragonal : 4 : I4	2.CB.15
Hocartite	Ag₂FeSnS₄ tetragonal : 42m : I42m	2.CB.15
Keutschite	Cu₂AgAsS₄ tetragonal : 42m : I42m	2.CB.15
Kësterite	Cu₂(Zn,Fe)SnS₄ tetragonal : 4 : I4	2.CB.15
Stannoidite	Cu₈(Fe,Zn)₃Sn₂S₁₂ orthorhombisch : 222 : I222	2.CB.15
Pirquitasite	Ag₂ZnSnS₄ tetragonal : 42m, 4 : I42m, I4	2.CB.15
Ferrokësterite	Cu₂FeSnS₄ tetragonal : 4 : I4	2.CB.15
Richardsite	Zn₂CuGaS₄ tetragonal : 42m : I42m	2.CB.15
Omariniite	Cu₈Fe₂ZnGe₂S₁₂ orthorhombisch : 222 : I222	2.CB.15c

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

Luzonite	Cu₃AsS₄ tetragonal : 42m : I42m	II/C.06-010
Famatinite	Cu₃SbS₄ tetragonal : 42m : I42m	II/C.06-020
Permingeatite	Cu₃SbSe₄ tetragonal : 42m : I42m	II/C.06-030
Briartite	Cu₂(Zn,Fe)GeS₄ tetragonal : 42m : I42m	II/C.06-040
Barquillite	Cu₂(Cd,Fe)GeS₄ tetragonal : 42m : I42m	II/C.06-045
Kuramite	Cu₃SnS₄ tetragonal : 42m : I42m	II/C.06-050
Stannite	Cu₂FeSnS₄ tetragonal : 42m : I42m	II/C.06-060
Ferrokësterite	Cu₂FeSnS₄ tetragonal : 4 : I4	II/C.06-070
Kësterite	Cu₂(Zn,Fe)SnS₄ tetragonal : 4 : I4	II/C.06-080
Černýite	Cu₂CdSnS₄ tetragonal : 42m : I42m	II/C.06-090
Velikite	Cu₂(Hg,Zn)SnS₄ tetragonal : 4 : I4	II/C.06-100
Hocartite	Ag₂FeSnS₄ tetragonal : 42m : I42m	II/C.06-110
Pirquitasite	Ag₂ZnSnS₄ tetragonal : 42m, 4 : I42m, I4	II/C.06-120
Richardsite	Zn₂CuGaS₄ tetragonal : 42m : I42m	II/C.06-125
Sakuraiite	(Cu,Zn,Fe)₃(In,Sn)S₄ kubisch	II/C.06-130
Petrukite	(Cu,Ag)₂(Fe,Zn)(Sn,In)S₄ orthorhombisch : mm2 : Pmn2₁	II/C.06-140
Rhodostannite	(Cu,Ag)₂FeSn₃S₈ tetragonal : 4/m : I4₁/a	II/C.06-150
Toyohaite	Ag₂FeSn₃S₈ tetragonal : 4/m : I4₁/a	II/C.06-160

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

'Plumbostannite'	Pb₂Fe₂Sn₂Sb₂S₁₁	2.CB.3
Stannite	Cu₂FeSnS₄ tetragonal : 42m : I42m	2.CB.300
Kuramite	Cu₃SnS₄ tetragonal : 42m : I42m	2.CB.310
Černýite	Cu₂CdSnS₄ tetragonal : 42m : I42m	2.CB.320
Velikite	Cu₂(Hg,Zn)SnS₄ tetragonal : 4 : I4	2.CB.340
Hocartite	Ag₂FeSnS₄ tetragonal : 42m : I42m	2.CB.350
Pirquitasite	Ag₂ZnSnS₄ tetragonal : 42m, 4 : I42m, I4	2.CB.360
Kësterite	Cu₂(Zn,Fe)SnS₄ tetragonal : 4 : I4	2.CB.370
Ferrokësterite	Cu₂FeSnS₄ tetragonal : 4 : I4	2.CB.375
Stannoidite	Cu₈(Fe,Zn)₃Sn₂S₁₂ orthorhombisch : 222 : I222	2.CB.390

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

Chalcopyrite	CuFeS₂ tetragonal : 42m : I42d	02.09.01.01
Eskebornite	CuFeSe₂ tetragonal : 42m : P42c	02.09.01.02
Gallite	CuGaS₂ tetragonal : 42m : I42d	02.09.01.03
Roquesite	CuInS₂ tetragonal : 42m : I42d	02.09.01.04
Lenaite	AgFeS₂ tetragonal : 42m : I42d	02.09.01.05
Laforêtite	AgInS₂ tetragonal : 42m : I42d	02.09.01.06
Stannite	Cu₂FeSnS₄ tetragonal : 42m : I42m	02.09.02.01
Černýite	Cu₂CdSnS₄ tetragonal : 42m : I42m	02.09.02.02
Briartite	Cu₂(Zn,Fe)GeS₄ tetragonal : 42m : I42m	02.09.02.03
Kuramite	Cu₃SnS₄ tetragonal : 42m : I42m	02.09.02.04
Sakuraiite	(Cu,Zn,Fe)₃(In,Sn)S₄ kubisch	02.09.02.05
Hocartite	Ag₂FeSnS₄ tetragonal : 42m : I42m	02.09.02.06
Pirquitasite	Ag₂ZnSnS₄ tetragonal : 42m, 4 : I42m, I4	02.09.02.07
Velikite	Cu₂(Hg,Zn)SnS₄ tetragonal : 4 : I4	02.09.02.08
Kësterite	Cu₂(Zn,Fe)SnS₄ tetragonal : 4 : I4	02.09.02.09
Ferrokësterite	Cu₂FeSnS₄ tetragonal : 4 : I4	02.09.02.10
Barquillite	Cu₂(Cd,Fe)GeS₄ tetragonal : 42m : I42m	02.09.02.11
Chatkalite	Cu₆Fe²⁺Sn₂S₈ tetragonal : 42m : P4m2	02.09.03.02
Stannoidite	Cu₈(Fe,Zn)₃Sn₂S₁₂ orthorhombisch : 222 : I222	02.09.03.03
Renierite	(Cu,Zn)₁₁(Ge,As)₂Fe₄S₁₆ tetragonal : 42m : P42c	02.09.04.01
Germanite	Cu₁₃Fe₂Ge₂S₁₆ kubisch : 43m : P43n	02.09.04.02
Maikainite	Cu₁₀Fe₃MoGe₃S₁₆ kubisch	02.09.04.03
Ovamboite	Cu₁₀Fe₃WGe₃S₁₆ kubisch	02.09.04.04
Morozeviczite	(Pb,Fe)₃Ge_1-xS₄ kubisch	02.09.05.01
Polkovicite	(Fe,Pb)₃(Ge,Fe)_1-xS₄ kubisch	02.09.05.02
Hemusite	Cu¹⁺₄Cu²⁺₂SnMoS₈ kubisch	02.09.06.01
Kiddcreekite	Cu₆SnWS₈ kubisch	02.09.06.02
Putoranite	Cu_1.1Fe_1.2S₂ kubisch : m3m	02.09.07.01
Talnakhite	Cu₉(Fe,Ni)₈S₁₆ kubisch : 43m : I43m	02.09.08.01
Haycockite	Cu₄Fe₅S₈ orthorhombisch	02.09.08.02
Mooihoekite	Cu₉Fe₉S₁₆ tetragonal : 42m : P42m	02.09.08.03
Raguinite	TlFeS₂ monoklin : 2/m : C2/m	02.09.09.01

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

Stannoidite	Cu₈(Fe,Zn)₃Sn₂S₁₂ orthorhombisch : 222 : I222	06.01.12
Černýite	Cu₂CdSnS₄ tetragonal : 42m : I42m	06.01.13
Vinciennite	Cu₁₀Fe₄Sn(As,Sb)S₁₆ tetragonal	06.01.14
Hocartite	Ag₂FeSnS₄ tetragonal : 42m : I42m	06.01.16

Alternative Name

Okartite

IMA Number

IMA 1967-046

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

German pages	DeWikiPedia - search for: Hocartit Google-Bilder-Suche - search for: Hocartit Mineralogisch-Petrographisches-Institut Hamburg - search for: Hocartit
English pages	Mindat - search for: Hocartite Webmineral - search for:Hocartite Handbook-of-Mineralogy - search for: Hocartite RRUFF - Raman, XRD and other mineral data - search for: Hocartite RRUFF - References and PDF downloads - search for: Hocartite American-Mineralogist-Crystal-Structure-Database - search for: Hocartite Athena - search for: Hocartite
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