Hodrušite
A valid IMA mineral species
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About Hodrušite
Formula:
Cu8Bi12S22
Colour:
Steel-grey with slight yellowish tint - tarnishes to brownish bronze
Lustre:
Metallic
Hardness:
4 - 5
Specific Gravity:
6.35
Crystal System:
Monoclinic
Member of:
Name:
Named for the type locality, Banska Hodrusa, Slovakia.
Unique Identifiers
Mindat ID:
1914
Long-form identifier:
mindat:1:1:1914:5
GUID
(UUID V4):
(UUID V4):
177a3073-2837-45cc-9b15-8fcca6f5476e
IMA Classification of Hodrušite
Approved
First published:
1970
Classification of Hodrušite
2.JA.10c
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
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
Dana 7th ed.:
3.8.4.1
3.8.4.1
3 : SULFOSALTS
8 : 1 < ø < 2
3 : SULFOSALTS
8 : 1 < ø < 2
5.1.10
5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
1 : Sulpharsenites etc. of Cu
5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
1 : Sulpharsenites etc. of Cu
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
| Symbol | Source | Reference |
|---|---|---|
| Hod | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
| Hod | The Canadian Mineralogist (2019) | The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download |
Physical Properties of Hodrušite
Metallic
Colour:
Steel-grey with slight yellowish tint - tarnishes to brownish bronze
Streak:
(not reported)
Hardness:
4 - 5 on Mohs scale
Hardness:
VHN100=187 - 213 - Vickers
Tenacity:
Very brittle
Cleavage:
None Observed
Density:
6.35 g/cm3 (Measured) 6.451 g/cm3 (Calculated)
Optical Data of Hodrušite
Anisotropism:
Very feeble
Bireflectance:
Very weak (in oil only)
Reflectivity:
| Wavelength | R1 | R2 |
|---|---|---|
| 420nm | 26.2% | 27.0% |
| 440nm | 28.3% | 29.5% |
| 460nm | 29.5% | 30.2% |
| 480nm | 30.7% | 31.8% |
| 500nm | 31.5% | 32.4% |
| 520nm | 31.6% | 32.7% |
| 540nm | 31.0% | 32.9% |
| 560nm | 31.4% | 32.8% |
| 580nm | 32.0% | 33.4% |
| 600nm | 34.6% | 36.0% |
| 620nm | 33.4% | 34.1% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 36.0%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Creamy with slight pinkish tint
Internal Reflections:
None
Chemistry of Hodrušite
Mindat Formula:
Cu8Bi12S22
Elements listed:
Crystallography of Hodrušite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 27.205(50) Å, b = 3.927(15) Å, c = 17.575(50) Å
β = 92.15(17)°
β = 92.15(17)°
Ratio:
a:b:c = 6.928 : 1 : 4.475
Unit Cell V:
1,876.29 ų (Calculated from Unit Cell)
Z:
2
Comment:
Non-standard space-group setting A2/m. Topa et al. (2003) give, for two crystals (setting for space group C2/m), a = 17.562(1), b = 3.920(1), c = 27.150(2) Å, β = 92.561(1), a = 17.535(4), b = 3.900(1), c = 27.109(4) Å, β = 92.333(9)°.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.102 Å | (vs) |
| 3.62 Å | (s) |
| 2.715 Å | (s) |
| 3.22 Å | (m/s) |
| 3.48 Å | (m) |
| 2.545 Å | (m broad) |
| 1.722 Å | (m) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-𝑇 alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Hodrušite
General Appearance of Type Material:
Needle shaped crystals less than 1 mm. Also platy aggregates.
Geological Setting of Type Material:
150 and 250 meter mining levels on Rosalia vein.
Associated Minerals at Type Locality:
Reference:
Kodêra, M., Kupcik, V., Makovicky, E. (1970) Hodrushite-a new sulphosalt, Mineralogical Magazine: 37: 641-648.
Synonyms of Hodrušite
Other Language Names for Hodrušite
Relationship of Hodrušite to other Species
Member of:
Other Members of this group:
| Cuprobismutite | Cu8AgBi13S24 | Mon. 2/m : B2/m |
| Kupčíkite | Cu3.4Fe0.6Bi5S10 | Mon. 2/m : B2/m |
Common Associates
Associated Minerals Based on Photo Data:
| 22 photos of Hodrušite associated with Chalcopyrite | CuFeS2 |
| 18 photos of Hodrušite associated with Hematite | Fe2O3 |
| 12 photos of Hodrušite associated with Quartz | SiO2 |
| 10 photos of Hodrušite associated with Pavonite | AgBi3S5 |
| 1 photo of Hodrušite associated with Sphalerite | ZnS |
| 1 photo of Hodrušite associated with Siderite | FeCO3 |
| 1 photo of Hodrušite associated with Aikinite | PbCuBiS3 |
| 1 photo of Hodrušite associated with Pyrite | FeS2 |
Related Minerals - Strunz-mindat Grouping
| 2.JA. | Ferdowsiite | Ag8(Sb5As3)S16 |
| 2.JA. | Sangenaroite | Ag8(Sb8-xAsx)SΣ16 |
| 2.JA. | Luboržákite | Mn2AsSbS5 |
| 2.JA.05e | Benjaminite | Ag3Bi7S12 |
| 2.JA.05g | Borodaevite | Ag5(Bi,Pb,Fe)8(Sb,Bi)2S17 |
| 2.JA.05a | Cupropavonite | Cu0.9Ag0.5Pb0.6Bi2.5S5 |
| 2.JA.05i | Livingstonite | HgSb4S6(S2) |
| 2.JA.05d | Makovickyite | Cu1.12Ag0.81Pb0.27Bi5.35S9 |
| 2.JA.05f | Mummeite | Cu0.58Ag3.11Pb1.10Bi6.65S13 |
| 2.JA.05a | Pavonite | AgBi3S5 |
| 2.JA.05b | Grumiplucite | HgBi2S4 |
| 2.JA.05h | Mozgovaite | PbBi4S7 |
| 2.JA.05d | Cupromakovickyite | Cu4AgPb2Bi9S18 |
| 2.JA.05c | Kudriavite | (Cd,Pb)Bi2S4 |
| 2.JA.05a | Cupromakopavonite | Ag3Cu8Pb4Bi19S38 |
| 2.JA.05 | Dantopaite | Ag5Bi13S22 |
| 2.JA.05 | Selenodantopaite | Ag5Bi13Se22 |
| 2.JA.10a | Cuprobismutite | Cu8AgBi13S24 |
| 2.JA.10e | Padĕraite | Cu7[(Cu,Ag)0.33Pb1.33Bi11.33]S22 |
| 2.JA.10d | Pizgrischite | (Cu,Fe)Cu14PbBi17S35 |
| 2.JA.10b | Kupčíkite | Cu3.4Fe0.6Bi5S10 |
| 2.JA.15 | Schapbachite | Ag0.4Pb0.2Bi0.4S |
| 2.JA.15 | Cuboargyrite | AgSbS2 |
| 2.JA.20 | Bohdanowiczite | AgBiSe2 |
| 2.JA.20 | Matildite | AgBiS2 |
| 2.JA.20 | Volynskite | AgBiTe2 |
Other Information
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 Hodrušite
mindat.org URL:
https://www.mindat.org/min-1914.html
Please feel free to link to this page.
Please feel free to link to this page.
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External Links:
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References for Hodrušite
Reference List:
Koděra, M., Kupčík, V., Makovický, E. (1970) Hodrushite—a new sulphosalt. Mineralogical Magazine, 37 (290) 641-648 doi:10.1180/minmag.1970.037.290.02
Localities for Hodrušite
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Argentina | |
| Brodtkorb (2002) |
| Márquez-Zavalía et al. (2012) |
| DE BRODTKORB +2 other references |
Australia | |
| Skirrow (1993) |
| Huston et al. (1993) | |
Austria | |
| Kolitsch (2010) |
China | |
| Bin Yu (2005) |
| Jian et al. (2022) |
| Weining Zhou (1994) |
| Qiuming Chen (1990) |
| Zhou et al. (2018) |
Japan | |
| 島倉広至 et al. (2015) |
| Takechi et al. (2003) |
| Izumino et al. (2014) |
North Macedonia | |
| Petrunov et al. (2001) |
Peru | |
| Crowley et al. (1997) |
Poland | |
| Pieczka et al. (2012) +3 other references |
Romania | |
| Cook et al. (2002) |
| Cook et al. (2002) | |
| Cook et al. (2002) |
| Ciobanu +3 other references |
Russia | |
| [Der Aufschluss 1995:4 p.163-180] +1 other reference |
| Kovalev et al. (2019) |
Slovakia (TL) | |
| Koděra et al. (1970) |
| Jeleň et al. (2012) +1 other reference | |
| Pršek J. +1 other reference |
South Africa | |
| Topa et al. (2006) |
Sweden | |
| Öhman et al. (2005) |
Switzerland | |
| Ansermet (2012) |
UK | |
| Pattrick (1984) |
USA | |
| Anthony et al. (1995) |
| Graeme (1993) +1 other reference | |
| Eckel et al. (1997) |
| Castor et al. (2004) |
| Reiner Mielke 2016 |
Uzbekistan | |
| Kovalenker (2003) |
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Outlaw Mine, Round Mountain Mining District, Toquima Range, Nye County, Nevada, USA