Anyuiite (original) (raw)
A valid IMA mineral species
Pb may be replaced by minor Sb.
Specific Gravity:
13.49 (Calculated)
Crystal System:
Tetragonal
Name:
Named after the type locality, the Bol'shoi Anyui River Basin, Kolyma area, Chukotskii Autonomous Okrug, Far-Eastern Region, Russia.
This page provides mineralogical data about Anyuiite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:271:2
33e6e14f-16bd-403c-bfc3-b5c5c0ad0fcf
IMA Classification of AnyuiiteHide
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Classification of AnyuiiteHide
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1.AA.15
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
A : Copper-cupalite family
1.1.4.1
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.31
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Any | 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 AnyuiiteHide
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Comment:
Becoming dull lead-gray on oxidation
Hardness:
VHN20=142 - 153 kg/mm2 - Vickers
Density:
13.49 g/cm3 (Calculated)
Optical Data of AnyuiiteHide
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Bireflectance:
Barely noticable
Reflectivity:
| Wavelength | R1 | R2 |
|---|---|---|
| 420nm | 50.3% | 56.7% |
| 440nm | 52.9% | 59.0% |
| 460nm | 55.0% | 60.7% |
| 480nm | 56.2% | 62.0% |
| 500nm | 57.7% | 62.4% |
| 520nm | 58.3% | 63.2% |
| 540nm | 59.3% | 63.9% |
| 560nm | 59.9% | 64.6% |
| 580nm | 60.7% | 65.1% |
| 600nm | 61.4% | 65.6% |
| 620nm | 62.1% | 66.0% |
| 640nm | 62.1% | 66.1% |
| 660nm | 63.0% | 66.2% |
| 680nm | 63.4% | 66.5% |
| 700nm | 63.7% | 66.8% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 66.8%.
R1 shown in black, R2 shown in red
Colour in reflected light:
pale silvery grey with faint creamy tint, becoming dark grey with blue-black overtones
Chemistry of AnyuiiteHide
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Mindat Formula:
AuPb2
Pb may be replaced by minor Sb.
Crystallography of AnyuiiteHide
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Crystal System:
Tetragonal
Class (H-M):
4/m m m _(_4/_m_2/_m_2/m ) - Ditetragonal Dipyramidal
Cell Parameters:
a = 7.39(2) Å, c = 5.61(3) Å
Unit Cell V:
306.37 ų (Calculated from Unit Cell)
Morphology:
Rounded, elongated to platy polymetallic grains with rhombic to square outline; typically fine-grained granular massive.
Comment:
by analogy to synthetic AuPb2
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0011802 | Anyuiite | Wyckoff R W G (1963) Second edition. Interscience Publishers, New York, New York Crystal Structures 1 239-444 | 1963 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.22 Å | (100) |
| 3.74 Å | (33) |
| 2.59 Å | (33) |
| 2.23 Å | (50) |
| 1.448 Å | (67) |
| 1.231 Å | (83) |
| 1.155 Å | (33) |
| 1.130 Å | (33) |
Geological EnvironmentHide
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Geological Setting:
In gold concentrates from placers.
Type Occurrence of AnyuiiteHide
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Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.
Geological Setting of Type Material:
In placer concentrates derived from small ultramafic-gabbroid masses in a dunite-harzburgite formation.
Associated Minerals at Type Locality:
Synonyms of AnyuiiteHide
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Other Language Names for AnyuiiteHide
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Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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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 AnyuiiteHide
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References for AnyuiiteHide
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Localities for AnyuiiteHide
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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.
Locality ListHide
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- 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.
| China | |
|---|---|
| Jilin Jilin Huadian City Jiapigou ore field ⓘ Sandaogou Mine | Mineralogical Society of America - ... |
| Yanbian Chaoxianzu Hunchun City Shajin Mine ⓘ Jinjing placer | Extra Lapis English No. 5 Gold |
| France | |
| Occitanie Ariège Saint-Girons Le Port Col d'Agnès Etang de Lers ⓘ Peridotite outcrops | Cristiano Ferraris (2015) |
| Japan | |
| Hokkaidō Prefecture Rumoi Subprefecture Tomamae District Haboro ⓘ Ainusawa River | NISHIO–HAMANE et al. (2022) |
| Kazakhstan | |
| Akmola Region ⓘ Novodneprovskoe deposit | Dyussembayeva et al. (2013) +1 other reference |
| Poland | |
| Lower Silesian Voivodeship Lubin County ⓘ Lubin | Extra Lapis English No. 5 Gold |
| Russia (TL) | |
| Chukotka Autonomous Okrug Bilibinsky District Kolyma area ⓘ Bol'shoi Anyui River Basin (TL) | Extra Lapis English No. 5 Gold +2 other references |
| Kamchatka Krai Ust-Kamchatsky District ⓘ Olkhovaya–1 River placer | Sandimirova et al. (2014) |
| Primorsky Krai Dalnerechensky District Dalnerechensk area ⓘ Ariadnoe (Ariadnenskoe) Ti deposit | Ханчук А.И. et al. (Приморье) |
| Sakha Aldan Inagli Massif ⓘ Inagli Pt–Au placer deposit | Tatyana V. Svetlitskaya (2017) |
| Mirninsky District Mirny ⓘ Mirny Mine | Extra Lapis English No. 5 Gold |
| Sverdlovsk Oblast Novouralsk ⓘ Verkhneivinsk |