Inaglyite
A valid IMA mineral species
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About Inaglyite
Formula:
Cu3Pb(Ir,Pt)8S16
Colour:
Steel gray
Lustre:
Metallic
Hardness:
5½
Crystal System:
Hexagonal
Name:
Named after Inagli ultrabasic massif, Russia, the type locality.
Unique Identifiers
Mindat ID:
2022
Long-form identifier:
mindat:1:1:2022:6
IMA Classification of Inaglyite
Approved
IMA Formula:
PbCu3Ir8S16
First published:
1984
Classification of Inaglyite
2.DA.20
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
A : M:S = 3:4
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
A : M:S = 3:4
2.10.4.2
2 : SULFIDES
10 : AmBnXp, with (m+n):p = 3:4
2 : SULFIDES
10 : AmBnXp, with (m+n):p = 3:4
3.12.61
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
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 |
|---|---|---|
| Ina | 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 Inaglyite
Metallic
Transparency:
Opaque
Colour:
Steel gray
Hardness:
5½ on Mohs scale
Hardness:
VHN100=347 - 726 - Vickers
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
In two directions
In two directions
Optical Data of Inaglyite
Anisotropism:
Weak
Reflectivity:
| Wavelength | R1 (%) | R2 (%) |
|---|---|---|
| 420nm | 41.6% | 42.8% |
| 520nm | 40.1% | 41.6% |
| 580nm | 40.2% | 42.2% |
| 640nm | 40.6% | 42.7% |
| 700nm | 41.4% | 43.2% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 43.2%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Steel gray
Internal Reflections:
None
Chemistry of Inaglyite
Mindat Formula:
Cu3Pb(Ir,Pt)8S16
Element Weights:
Common Impurities:
Rh,Ni
Crystallography of Inaglyite
Crystal System:
Hexagonal
Cell Parameters:
a = 7.03(1) Å, c = 16.44(1) Å
Ratio:
a:c = 1 : 2.339
Unit Cell V:
703.63 ų (Calculated from Unit Cell)
Z:
1
Comment:
Point Group: 6, 6/m 2/m 2/m, 622, or 6m2.; Space Group: P63, P6, P6/mmm, P622, or P62m.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.98 Å | (100) |
| 5.7 Å | (90) |
| 2.438 Å | (80) |
| 1.753 Å | (70) |
| 1.699 Å | (50) |
| 1.292 Å | (50) |
| 1.082 Å | (50) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 3a: Earth’s earliest Hadean crust | >4.50 |
| 7 : Ultramafic igneous rocks | |
| Stage 3b: Earth’s earliest hydrosphere | >4.45 |
| 12 : Hadean hydrothermal subsurface sulfide deposits (see also #33) | |
| Near-surface Processes | |
| 26 : Hadean detrital minerals | |
| High-𝑇 alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Inaglyite
Co-Type Localities:
General Appearance of Type Material:
As inclusions in isoferroplatinum; irregular grains up to 150 µm, in intergrowths with erlichmanite; also occurs as rims around iridosmine and laurite inclusions within isoferroplatinum.
Place of Conservation of Type Material:
Mining Institute, St. Petersburg, Russia, 1499/1.
Associated Minerals at Type Locality:
Synonyms of Inaglyite
Other Language Names for Inaglyite
Common Associates
Associated Minerals Based on Photo Data:
| 1 photo of Inaglyite associated with Hollingworthite | (Rh,Pt,Pd)AsS |
| 1 photo of Inaglyite associated with Isoferroplatinum | Pt3Fe |
| 1 photo of Inaglyite associated with Irarsite | (Ir,Ru,Rh,Pt)AsS |
| 1 photo of Inaglyite associated with Sperrylite | PtAs2 |
Related Minerals - Strunz-mindat Grouping
| 2.DA. | Ferrodimolybdenite | FeMo2S4 |
| 2.DA. | Zaykovite | Rh3Se4 |
| 2.DA. | Ezochiite | Cu+(Rh3+Pt4+)S4 |
| 2.DA. | Grimmite | NiCo2S4 |
| 2.DA. | Zolenskyite | FeCr2S4 |
| 2.DA.05 | Shiranuiite | Cu+(Rh3+Rh4+)S4 |
| 2.DA.05 | Fletcherite | CuNi2S4 |
| 2.DA.05 | Florensovite | (Cu,Zn)Cr1.5Sb0.5S4 |
| 2.DA.05 | Siegenite | CoNi2S4 |
| 2.DA.05 | Cadmoindite | CdIn2S4 |
| 2.DA.05 | Kalininite | ZnCr2S4 |
| 2.DA.05 | Violarite | Fe2+Ni3+2S4 |
| 2.DA.05 | Nickeltyrrellite | CuNi2Se4 |
| 2.DA.05 | Linnaeite | Co2+Co3+2S4 |
| 2.DA.05 | Carrollite | CuCo2S4 |
| 2.DA.05 | Cuproiridsite | (Cu,Fe)Ir2S4 |
| 2.DA.05 | Cuprorhodsite | (Cu1+0.5Fe3+0.5)Rh3+2S4 |
| 2.DA.05 | Berndlehmannite | Cu(CrV)S4 |
| 2.DA.05 | Polydymite | Ni2+Ni3+2S4 |
| 2.DA.05 | Trüstedtite | Ni3Se4 |
| 2.DA.05 | Daubréelite | Fe2+Cr3+2S4 |
| 2.DA.05 | Cuprokalininite | CuCr2S4 |
| 2.DA.05 | Greigite | Fe2+Fe3+2S4 |
| 2.DA.05 | Joegoldsteinite | MnCr2S4 |
| 2.DA.05 | Bornhardtite | Co2+Co3+2Se4 |
| 2.DA.05 | Tyrrellite | Cu(Co,Ni)2Se4 |
| 2.DA.05 | Indite | FeIn2S4 |
| 2.DA.05 | Xingzhongite | Pb2+Ir3+2S4 |
| 2.DA.05 | Malanite | Cu1+(Ir3+Pt4+)S4 |
| 2.DA.10 | Rhodostannite | Cu1+(Fe2+0.5Sn4+1.5)S4 |
| 2.DA.10 | Toyohaite | Ag1+(Fe2+0.5Sn4+1.5)S4 |
| 2.DA.15 | Brezinaite | Cr3S4 |
| 2.DA.15 | Heideite | (Fe,Cr)1.15(Ti,Fe)2S4 |
| 2.DA.20 | Konderite | Cu3Pb(Rh,Pt,Ir)8S16 |
| 2.DA.25 | Kingstonite | (Rh,Ir,Pt)3S4 |
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 Inaglyite
mindat.org URL:
https://www.mindat.org/min-2022.html
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References for Inaglyite
Localities for Inaglyite
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.
China | |
| Zuxiang Yu (1995) +1 other reference |
Russia | |
| Подлипский et al. (1999) |
| Sidorov et al. (2004) | |
| Laflamme et al. (1997) +1 other reference |
| Rudashevskii N S et al. (1984) +1 other reference |
| Rudashevskii N S et al. (1984) +1 other reference |
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Mount Filipp, Sobolevsky District, Kamchatka Krai, Russia