Jonassonite
A valid IMA mineral species
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About Jonassonite
Formula:
AuBi5S4
Colour:
tin-white
Lustre:
Metallic
Hardness:
2½ - 3
Specific Gravity:
8.64 (Calculated)
Crystal System:
Monoclinic
Name:
Named in honor of Ian Roy Jonasson (b. 1939, Australia), an economic geologist at the Geological Survey of Canada, Ottawa, for his outstanding contributions to global ore-deposit research.
Type Locality:
This page provides mineralogical data about Jonassonite.
Unique Identifiers
Mindat ID:
27482
Long-form identifier:
mindat:1:1:27482:3
GUID
(UUID V4):
(UUID V4):
10f143fd-94b9-4426-9a32-943b18ab7433
IMA Classification of Jonassonite
Approved
IMA Formula:
Au(Bi,Pb)5S4
Approval year:
2004
First published:
2006
Classification of Jonassonite
2.LA.65
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
L : Unclassified Sulfosalts
A : Without essential Pb
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
L : Unclassified Sulfosalts
A : Without essential Pb
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 |
|---|---|---|
| Jo | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
| Jo | 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 Jonassonite
Metallic
Transparency:
Opaque
Colour:
tin-white
Streak:
black
Hardness:
2½ - 3 on Mohs scale
Hardness:
VHN5=125 - 153 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Density:
8.64 g/cm3 (Calculated)
Optical Data of Jonassonite
Anisotropism:
distinct in green and purple
Bireflectance:
weak
Reflectivity:
| Wavelength | R1 | R2 |
|---|---|---|
| 470nm | 48.6% | 50.1% |
| 546nm | 46.6% | 49.4% |
| 589nm | 46.6% | 48.9% |
| 650nm | 48.0% | 48.8% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 50.1%.
R1 shown in black, R2 shown in red
Colour in reflected light:
pale grey with a bluish tint
Pleochroism:
Weak
Comments:
pale bluish gray to pale gray.
Chemistry of Jonassonite
Mindat Formula:
AuBi5S4
Elements listed:
Crystallography of Jonassonite
Crystal System:
Monoclinic
Cell Parameters:
a = 18.329(29) Å, b = 4.108(4) Å, c = 13.974(16) Å
β = 100.90(10)°
β = 100.90(10)°
Ratio:
a:b:c = 4.462 : 1 : 3.402
Unit Cell V:
1,033.20 ų (Calculated from Unit Cell)
Z:
4
Twinning:
Evident in one sample
Comment:
Space group F2/m, F2, or Fm
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 9.002 Å | (40) |
| 6.876 Å | (30) |
| 6.046 Å | (20) |
| 3.460 Å | (30) |
| 3.382 Å | (40) |
| 2.959 Å | (100) |
| 2.101 Å | (50) |
| 2.086 Å | (50) |
Comments:
From type description.
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 Jonassonite
General Appearance of Type Material:
Anhedral grains to 500 um.
Place of Conservation of Type Material:
Systematic Mineralogical Collection of the Department of Material Sciences, Division of Applied Mineralogy, University of Salzburg, Austria, numbers 14941, 14942.
Associated Minerals at Type Locality:
Reference:
Paar, W.H., Putz, H., Roberts, A.C., Stanley, C.J., Culetto, F.J. (2006) Jonassonite, Au(Bi,Pb)5S4, a new mineral species from Nagybörzsöny, Hungary. Canadian Mineralogist: 44: 1127-1136.
Synonyms of Jonassonite
Other Language Names for Jonassonite
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
| 2.LA. | Gladkovskyite | MnTlAs3S6 |
| 2.LA. | Biagioniite | Tl2SbS2 |
| 2.LA. | Thunderbayite | TlAg3Au3Sb7S6 |
| 2.LA. | Auerbakhite | MnTl2As2S5 |
| 2.LA. | Ferrofettelite | [Ag6As2S7][Ag10FeAs2S8] |
| 2.LA.10 | Dervillite | Ag2AsS2 |
| 2.LA.15 | Daomanite | CuPtAsS2 |
| 2.LA.20 | Vaughanite | TlHgSb4S7 |
| 2.LA.25 | Criddleite | TlAg2Au3Sb10S10 |
| 2.LA.30 | Fettelite | [Ag6As2S7][Ag10HgAs2S8] |
| 2.LA.35 | Chaméanite | (Cu,Fe)4As(Se,S)4 |
| 2.LA.40 | Arcubisite | Ag6CuBiS4 |
| 2.LA.45 | Mgriite | Cu3AsSe3 |
| 2.LA.50 | Benleonardite | [Ag6(Sb,As)2S6Te][Ag9Cu(S,Te)2Te2] |
| 2.LA.55 | Tsnigriite | Ag9SbTe3S3 |
| 2.LA.60 | Borovskite | Pd3SbTe4 |
| 2.LA.65 | Nuwaite | Ni6GeS2 |
| 2.LA.65 | Butianite | Ni6SnS2 |
| 2.LA.70 | Raberite | Tl5Ag4As6SbS15 |
| 2.LA.75 | Spaltiite | Tl2Cu2As2S5 |
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 Jonassonite
mindat.org URL:
https://www.mindat.org/min-27482.html
Please feel free to link to this page.
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External Links:
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References for Jonassonite
Localities for Jonassonite
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.
Australia | |
| Stegman et al. (2005) |
| Cristiana Ciobanu & Bill Birch 2008 +1 other reference |
Canada | |
| Wehrle et al. (2023) |
China | |
| Bin Shu et al. (2006) |
Czech Republic | |
| Paar et al. (2006) |
| Paar et al. (2006) |
Finland | |
| Kuikka (2014) |
Germany | |
| - (1998) +1 other reference |
Greece | |
| Rieck et al. (2020) |
| Rieck et al. (2020) |
Hungary (TL) | |
| Paar et al. (2006) |
| Sándor Szakáll +2 other references | |
Japan | |
| Canadian Mineralogist 44 (2006) |
Kazakhstan | |
| Pavlova et al. (1991) +1 other reference |
Mali | |
| Sangaré et al. (2014) |
Morocco | |
| . Moëlo : "Compte-rendu de la réunion ... +1 other reference |
Pacific Ocean | |
| Tormanen et al. (2000) |
Romania | |
| Ciobanu et al. (2006) |
Russia | |
| Perevoznikova et al. (2022) |
| Перевозникова et al. (СИХОТЭ-АЛИНЬ) +1 other reference |
| Ivashchenko et al. (2018, June) |
| Paar et al. (2006) | |
| Bryzgalov et al. (2007, November) |
| Krivitskaya et al. (2008, June) | |
Spain | |
| Cepedal et al. (2006) |
USA | |
| Illig (2015) |
Vietnam | |
| Vasiliev V.I. et al. (2011) |
Zimbabwe | |
| Oberthür et al. (2008) |
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Unterlangau, Oberviechtach, Schwandorf District, Upper Palatinate, Bavaria, Germany