Walenta, Kurt (1998) Cuboargyrit, ein neues Silbermineral aus dem Schwarzwald [Cuboargyrite, a new silver mineral from the Black Forest]. Lapis, 23 (11). 21-23

Classification of CuboargyriteHide

Strunz-mindat (2026):

2.JA.15

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
A : Galena derivatives with little or no Pb

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference for Standard
Cbag	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of CuboargyriteHide

Lustre:

Metallic

Transparency:

Opaque

Colour:

Grayish-black

Streak:

Black

Hardness:

3 on Mohs scale

Tenacity:

Brittle

Cleavage:

None Observed

Fracture:

Conchoidal

Density:

5.325 g/cm³ (Calculated)

Optical Data of CuboargyriteHide

Type:

Isotropic

Reflectivity:

Wavelength	R₁ (%)
470nm	35.18%
546nm	34.88%
589nm	34.72%
650nm	34.26%

Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 35.18%.

Colour in reflected light:

Gray

Chemistry of CuboargyriteHide

Mindat Formula:

AgSbS₂

Element Weights:

Element	% weight
Sb	41.449 %
Ag	36.720 %
S	21.831 %

Calculated from ideal end-member formula.

Elements listed:

Ag, S, Sb - search for minerals with similar chemistry

Crystallography of CuboargyriteHide

Crystal System:

Isometric

Class (H-M):

m3m(4/m32/m) - Hexoctahedral

Cell Parameters:

a = 5.650 Å

Unit Cell V:

180.36 Å³ (Calculated from Unit Cell)

Comment:

Space Group: Fm3m.

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0009223	Cuboargyrite	Geller S, Wernick J H (1959) Ternary semiconducting compounds with sodium chloride-like structure: AgSbSe2, AgSbTe2, AgBiS2, AgBiSe2 Acta Crystallographica 12 46-54		1959	synthetic	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Cuboargyrite'
loop_
_publ_author_name
'Geller S'
'Wernick J H'
_journal_name_full 'Acta Crystallographica'
_journal_volume 12 
_journal_year 1959
_journal_page_first 46
_journal_page_last 54
_publ_section_title
;
 Ternary semiconducting compounds with sodium chloride-like structure: AgSbSe2,
 AgSbTe2, AgBiS2, AgBiSe2
;
_database_code_amcsd 0009223
_chemical_compound_source 'Synthetic'
_chemical_formula_sum '(Ag.5 Sb.5) S'
_cell_length_a 5.647
_cell_length_b 5.647
_cell_length_c 5.647
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 180.075
_exptl_crystal_density_diffrn      5.418
_symmetry_space_group_name_H-M 'F m -3 m'
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loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Ag   0.00000   0.00000   0.00000   0.50000
Sb   0.00000   0.00000   0.00000   0.50000
S   0.50000   0.50000   0.50000   1.00000

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
2.83 Å	(100)
3.26 Å	(90)
1.998 Å	(80)
1.703 Å	(60)
1.630 Å	(50)
1.263 Å	(30)
1.296 Å	(20)

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
High-? alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])

Type Occurrence of CuboargyriteHide

Type Locality:

ⓘ Bergmannstrost Mine, Baberast mining district, Haslach im Kinzigtal, Haslach im Kinzigtal, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

General Appearance of Type Material:

Grayish black, anhedral grains, to 0.5 mm across.

Place of Conservation of Type Material:

Staatliches Museum für Naturkunde, Stuttgart, Germany, number MIN 12061.

Geological Setting of Type Material:

Quartz-arsenopyrite hydrothermal assemblage

Associated Minerals at Type Locality:

Arsenopyrite

Quartz

Reference:

Walenta, Kurt (1998) Cuboargyrit, ein neues Silbermineral aus dem Schwarzwald [Cuboargyrite, a new silver mineral from the Black Forest]. Lapis, 23 (11). 21-23

Synonyms of CuboargyriteHide

IMA1997-004

Other Language Names for CuboargyriteHide

Dutch:Cuboargyriet

German:Cuboargyrit

Russian:Кубоаргирит

Spanish:Cuboargyrita

Relationship of Cuboargyrite to other SpeciesHide

Structurally related to group(s):

'Schapbachite group'

Related Minerals - Strunz-mindat Grouping Hide

2.JA.	Ferdowsiite	Ag₈(Sb₅As₃)S₁₆	Mon. 2/m : P2₁/b
2.JA.	Luboržákite	Mn₂AsSbS₅	Mon. 2/m : B2/m
2.JA.	Sangenaroite	Ag₈(Sb_8-xAs_x)S_Σ16	Mon. 2/m
2.JA.05a	Pavonite	AgBi₃S₅	Mon. 2/m : B2/m
2.JA.05b	Grumiplucite	HgBi₂S₄	Mon. 2/m : B2/m
2.JA.05c	Kudriavite	(Cd,Pb)Bi₂S₄	Mon. 2/m : B2/m
2.JA.05d	Cupromakovickyite	Cu₄AgPb₂Bi₉S₁₈	Mon. 2/m : B2/m
2.JA.05e	Benjaminite	Ag₃Bi₇S₁₂	Mon. 2/m : B2/m
2.JA.05i	Livingstonite	HgSb₄S₆(S₂)	Mon. 2/m : B2/b
2.JA.05h	Mozgovaite	PbBi₄S₇	Orth. mmm(2/m2/m2/m)
2.JA.05	Dantopaite	Ag₅Bi₁₃S₂₂	Mon. 2/m : B2/m
2.JA.05a	Cupropavonite	Cu_0.9Ag_0.5Pb_0.6Bi_2.5S₅	Mon. 2/m : B2/m
2.JA.05	Selenodantopaite	Ag₅Bi₁₃Se₂₂	Mon. 2/m : B2/m
2.JA.05g	Borodaevite	Ag₅(Bi,Pb,Fe)₈(Sb,Bi)₂S₁₇	Mon.
2.JA.05a	Cupromakopavonite	Ag₃Cu₈Pb₄Bi₁₉S₃₈	Mon. 2/m : B2/m
2.JA.05d	Makovickyite	Cu_1.12Ag_0.81Pb_0.27Bi_5.35S₉	Mon. 2/m
2.JA.05f	Mummeite	Cu_0.58Ag_3.11Pb_1.10Bi_6.65S₁₃	Mon.
2.JA.10b	Kupčíkite	Cu_3.4Fe_0.6Bi₅S₁₀	Mon. 2/m : B2/m
2.JA.10d	Pizgrischite	(Cu,Fe)Cu₁₄PbBi₁₇S₃₅	Mon. 2/m : B2/m
2.JA.10c	Hodrušite	Cu₈Bi₁₂S₂₂	Mon. 2/m
2.JA.10a	Cuprobismutite	Cu₈AgBi₁₃S₂₄	Mon. 2/m : B2/m
2.JA.10e	Padĕraite	Cu₇[(Cu,Ag)_0.33Pb_1.33Bi_11.33]S₂₂	Mon. 2/m : P2₁/m
2.JA.15	Schapbachite	Ag_0.4Pb_0.2Bi_0.4S	Iso. m3m(4/m32/m) : Fm3m
2.JA.20	Matildite	AgBiS₂	Trig. 32 : P3₁21
2.JA.20	Volynskite	AgBiTe₂	Trig. 3m(32/m) : P3m1
2.JA.20	Bohdanowiczite	AgBiSe₂	Trig. 3m(32/m) : P3m1

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for CuboargyriteHide

mindat.org URL:

https://www.mindat.org/min-6893.html
Please feel free to link to this page.

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

Mineral Dealers:

Buy from D. Joyce minerals

References for CuboargyriteHide

Reference List:

Walenta, Kurt (1998) Cuboargyrit, ein neues Silbermineral aus dem Schwarzwald [Cuboargyrite, a new silver mineral from the Black Forest]. Lapis, 23 (11). 21-23

Jambor, J.L., Pertsev, N.N., Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 1195-1198.

(2021) Cuboargyrite. Handbook of Mineralogy. Mineralogical Society of America

Localities for CuboargyriteHide

Showing 2 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

Hide all sections | Show all sections

Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.


Germany
Baden-Württemberg Freiburg Region Ortenaukreis Haslach im Kinzigtal Haslach im Kinzigtal ⓘ Baberast mining district	Jambor et al. (1999)
ⓘ Bergmannstrost Mine (TL)	Walenta (1998) +1 other reference

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Cuboargyrite

Unique IdentifiersHide

IMA Classification of CuboargyriteHide

Classification of CuboargyriteHide

Mineral SymbolsHide

Physical Properties of CuboargyriteHide

Optical Data of CuboargyriteHide

Chemistry of CuboargyriteHide

Crystallography of CuboargyriteHide

Crystal StructureHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of CuboargyriteHide

Synonyms of CuboargyriteHide

Other Language Names for CuboargyriteHide

Relationship of Cuboargyrite to other SpeciesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for CuboargyriteHide

References for CuboargyriteHide

Localities for CuboargyriteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide