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Joanneumite
A valid IMA mineral species
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About Joanneumite
Universalmuseum Joanneum
Formula:
Cu(C3N3O3H2)2(NH3)2
Colour:
Violet
Lustre:
Vitreous
Hardness:
1
Specific Gravity:
2.020 (Calculated)
Crystal System:
Triclinic
Name:
Named for the Universalmuseum Joanneum, which had its 200th anniversary in 2011.
The first isocyanurate mineral, structurally corresponding to bis(isocyanurato)diamminecopper(II).
Chemically (in terms of elements) a bit similar to chanabayaite.
Chemically (in terms of elements) a bit similar to chanabayaite.
Unique Identifiers
Mindat ID:
42755
Long-form identifier:
mindat:1:1:42755:9
IMA Classification of Joanneumite
Classification of Joanneumite
10.CA.60
10 : ORGANIC COMPOUNDS
C : Miscellaneous Organic Minerals
A : Miscellaneous Organic Minerals
10 : ORGANIC COMPOUNDS
C : Miscellaneous Organic Minerals
A : Miscellaneous Organic Minerals
Mineral Symbols
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 |
|---|---|---|
| Joa | 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 Joanneumite
Vitreous
Transparency:
Transparent
Colour:
Violet
Streak:
Pale violet
Hardness:
1 on Mohs scale
Density:
2.020 g/cm3 (Calculated)
Chemistry of Joanneumite
Mindat Formula:
Cu(C3N3O3H2)2(NH3)2
Element Weights:
Common Impurities:
(Zn)
Crystallography of Joanneumite
Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Setting:
P1
Cell Parameters:
a = 5.042(1) Å, b = 6.997(1) Å, c = 9.099(2) Å
α = 90.05(3)°, β = 98.11(2)°, γ = 110.95(3)°
α = 90.05(3)°, β = 98.11(2)°, γ = 110.95(3)°
Ratio:
a:b:c = 0.721 : 1 : 1.3
Unit Cell V:
290.8 ų
Z:
1
Morphology:
Microcrystalline aggregates up to 2 mm
Comment:
Parameters for the synthetic analogue prepared for structure refinement: a=4.982, b=6.896, c=9.115, α=90.53, β=97.85, γ=110.08, V=290.8
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 6.528 Å | (34) |
| 5.151 Å | (26) |
| 4.665 Å | (12) |
| 4.346 Å | (6) |
| 3.288 Å | (4) |
| 3.217 Å | (7) |
| 3.139 Å | (100) |
| 3.015 Å | (5) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 52 : Guano- and urine-derived minerals | <0.4 |
Type Occurrence of Joanneumite
General Appearance of Type Material:
Microcrystalline aggregates up to 2 mm
Place of Conservation of Type Material:
Universalmuseum Joanneum, Weinzöttlstraße 16, A-8045 Graz, Austria, catalogue number 85.011
Geological Setting of Type Material:
Cracks in a gabbro covered by guano deposit with associated copper minerals
Associated Minerals at Type Locality:
Synonyms of Joanneumite
Other Language Names for Joanneumite
Dutch:Joanneumiet
German:Joanneumit
Common Associates
Associations Based on Photo Data:
| 7 photos of Joanneumite associated with Salammoniac | NH4Cl |
| 4 photos of Joanneumite associated with Chanabayaite | CuCl(N3C2H2)(NH3) · 0.25H2O |
| 3 photos of Joanneumite associated with Triazolite | NaCu2(N3C2H2)2(NH3)2Cl3 · 4H2O |
| 2 photos of Joanneumite associated with Natroxalate | Na2(C2O4) |
| 2 photos of Joanneumite associated with Antipinite | KNa3Cu2(C2O4)4 |
| 1 photo of Joanneumite associated with Halite | NaCl |
Related Minerals - Strunz-mindat Grouping
| 10.CA. | Allantoin | C4H6N4O3 |
| 10.CA. | Pabellóndepicaite | Cu2+2(N3C2H2)2(NH3)2(NO3)Cl · 2H2O |
| 10.CA. | Bojarite | Cu3(N3C2H2)3(OH)Cl2 · 6H2O |
| 10.CA. | Natrosulfatourea | Na2(SO4)[CO(NH2)2] |
| 10.CA. | 'Tholins' | (C,H,N) |
| 10.CA. | Fuchunite | Ba(C2H3O3)2(C2H4O3)2 |
| 10.CA.05 | Refikite | C20H32O2 |
| 10.CA.10 | Flagstaffite | C10H22O3 |
| 10.CA.15 | Hoelite | C14H8O2 |
| 10.CA.20 | Abelsonite | Ni(C31H32N4) |
| 10.CA.25 | Kladnoite | C6H4(CO)2NH |
| 10.CA.30 | 'Tinnunculite (of Chesnokov & Shcherbakova)' | C10H12N8O8 |
| 10.CA.30 | Guanine | C5H5N5O |
| 10.CA.35 | Urea | CO(NH2)2 |
| 10.CA.40 | Uricite | C5H4N4O3 |
| 10.CA.45 | Chanabayaite | CuCl(N3C2H2)(NH3) · 0.25H2O |
| 10.CA.50 | Triazolite | NaCu2(N3C2H2)2(NH3)2Cl3 · 4H2O |
| 10.CA.55 | Ernstburkeite | Mg(CH3SO3)2 · 12H2O |
| 10.CA.65 | Tinnunculite | C5H4N4O3 · 2H2O |
| 10.CA.70 | 'Dopplerite' |
Fluorescence of Joanneumite
None
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 Joanneumite
mindat.org URL:
https://www.mindat.org/min-42755.html
Please feel free to link to this page.
Please feel free to link to this page.
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External Links:
Mineral Dealers:
References for Joanneumite
Reference List:
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2012) New minerals and nomenclature modifications approved in 2012. CNMNC Newsletter No 13. Mineralogical Magazine, 76 (3) 807-817 doi:10.1180/minmag.2012.076.3.26
Localities for Joanneumite
Showing 1 localities.
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.
Chile (TL) | |
| Williams et al. (2012) +3 other references |
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Pabellón de Pica, Chanabaya, Iquique, Iquique Province, Tarapacá, Chile