Anyuiite

A valid IMA mineral species

This page is currently not sponsored. Click here to sponsor this page.

Discuss Anyuiite View 'Best Of' Article

Search Photos of Anyuiite

Edit Anyuiite Add Synonym Edit CIF structures Clear Cache

Formula:

AuPb₂

Pb may be replaced by minor Sb.

Colour:

Silvery grey

Lustre:

Metallic

Hardness:

3½

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.

Type Locality:

ⓘ Bol'shoi Anyui River Basin, Kolyma area, Bilibinsky District, Chukotka Autonomous Okrug, Russia

This page provides mineralogical data about Anyuiite.

Hide all sections | Show all sections

Unique IdentifiersHide

Mindat ID:

271

Long-form identifier:

mindat:1:1:271:2

Similar NamesHide

Inyoite

A valid IMA mineral species - grandfathered

Ca(H₄B₃O₇)(OH) · 4H₂O

IMA Classification of AnyuiiteHide

IMA status:

Approved

Approval year:

1987

Classification of AnyuiiteHide

Strunz-mindat (2026):

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

Dana 7th ed.:

1.1.3.1

Dana 8th ed.:

1.1.4.1

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group

Hey's CIM Ref.:

1.31

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)

Mineral SymbolsHide

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
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

Lustre:

Metallic

Transparency:

Opaque

Colour:

Silvery grey

Comment:

Becoming dull lead-gray on oxidation

Streak:

Lead grey

Hardness:

3½ on Mohs scale

Hardness:

VHN₂₀=142 - 153 kg/mm² - Vickers

Tenacity:

Malleable

Density:

13.49 g/cm³ (Calculated)

Optical Data of AnyuiiteHide

Anisotropism:

Weak

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). 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

Mindat Formula:

AuPb₂

Pb may be replaced by minor Sb.

Element Weights:

Element	% weight
Pb	67.783 %
Au	32.217 %

Calculated from ideal end-member formula.

Elements listed:

Au, Pb - search for minerals with similar chemistry

Crystallography of AnyuiiteHide

Crystal System:

Tetragonal

Class (H-M):

4/mmm(4/m2/m2/m) - Ditetragonal Dipyramidal

Space Group:

I4/mcm

Setting:

I4/mcm

Cell Parameters:

a = 7.39(2) Å, c = 5.61(3) Å

Ratio:

a:c = 1 : 0.759

Unit Cell V:

306.37 Å³ (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

Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4

View
CIF File Best | x | y | z | a | b | c

Rotation
Stop | Start

Labels
Console Off | On | Grey | Yellow

Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

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

data_global
_chemical_name_mineral 'Anyuiite'
loop_
_publ_author_name
'Wyckoff R W G'
_journal_name_full 'Crystal Structures'
_journal_volume 1 
_journal_year 1963
_journal_page_first 239
_journal_page_last 444
_publ_section_title
;
 Second edition. Interscience Publishers, New York, New York
;
_database_code_amcsd 0011802
_chemical_formula_sum 'Au Pb2'
_cell_length_a 7.31
_cell_length_b 7.31
_cell_length_c 5.644
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 301.593
_exptl_crystal_density_diffrn     13.464
_symmetry_space_group_name_H-M 'I 4/m c m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  '-y,-x,1/2+z'
  '1/2-y,1/2-x,+z'
  'y,x,1/2-z'
  '1/2+y,1/2+x,-z'
  'y,-x,-z'
  '1/2+y,1/2-x,1/2-z'
  '-y,x,z'
  '1/2-y,1/2+x,1/2+z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,-z'
  'x,y,-z'
  '1/2+x,1/2+y,1/2-z'
  '-x,-y,z'
  '1/2-x,1/2-y,1/2+z'
  'y,x,1/2+z'
  '1/2+y,1/2+x,+z'
  '-y,-x,1/2-z'
  '1/2-y,1/2-x,-z'
  '-y,x,-z'
  '1/2-y,1/2+x,1/2-z'
  'y,-x,z'
  '1/2+y,1/2-x,1/2+z'
  '-x,y,1/2+z'
  '1/2-x,1/2+y,+z'
  'x,-y,1/2-z'
  '1/2+x,1/2-y,-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,1/2-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Au   0.00000   0.00000   0.25000
Pb   0.16700   0.66700   0.00000

X-Ray Powder DiffractionHide

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)

Comments:

ICDD 46-1310

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
Stage 3a: Earth’s earliest Hadean crust	>4.50
7 : Ultramafic igneous rocks
Near-surface Processes
26 : Hadean detrital minerals

Geological Setting:

In gold concentrates from placers.

Type Occurrence of AnyuiiteHide

Type Locality:

ⓘ Bol'shoi Anyui River Basin, Kolyma area, Bilibinsky District, Chukotka Autonomous Okrug, Russia

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:

'Apatite'	Chalcopyrite	Hematite	Ilmenite	Magnetite
Native Gold	Native Lead	Pyrite	Spinel

Synonyms of AnyuiiteHide

IMA1987-053

Other Language Names for AnyuiiteHide

Dutch:Anyuiiet

French:Anyuiite

German:Anyuiit

Norwegian:Anyuiitt

Russian:Анюйит

Simplified Chinese:安云矿
锑铅金矿

Spanish:Anyuiita

Common AssociatesHide

Associations Based on Photo Data:

1 photo of Anyuiite associated with Novodneprite	AuPb₃
1 photo of Anyuiite associated with Rumoiite	AuSn₂
1 photo of Anyuiite associated with Native Lead	Pb
1 photo of Anyuiite associated with Native Gold	Au
1 photo of Anyuiite associated with Yuanjiangite	AuSn

Related Minerals - Strunz-mindat Grouping Hide

1.AA.	Jonlarsenite	Al₄Cu₉	Iso. 43m : P43m
1.AA.	Proxicosahedrite	Al₅₂Cu₃₀Fe₁₁Si₇	Iso. m3(2/m3) : Pm3
1.AA.	Pratesiite	AgCuTe₂	Orth. mm2 : Pmm2
1.AA.05	Native Lead	Pb	Iso. m3m(4/m32/m) : Fm3m
1.AA.05a	Auricupride Subgroup
1.AA.05	Native Nickel	Ni	Iso. m3m(4/m32/m) : Fm3m
1.AA.05	Native Silver	Ag	Iso. m3m(4/m32/m) : Fm3m
1.AA.05	'UM2004-08-E:AuCuPd'	Cu₂PdAu
1.AA.05	'UM1991-06-E:AuCu'	Au₃Cu
1.AA.05	Native Aluminium	Al	Iso. m3m(4/m32/m) : Fm3m
1.AA.05	Steinhardtite	Al_0.38Ni_0.32Fe_0.30	Iso. m3m(4/m32/m) : Im3m
1.AA.05	Native Gold	Au	Iso. m3m(4/m32/m) : Fm3m
1.AA.05	Native Copper	Cu	Iso. m3m(4/m32/m) : Fm3m
1.AA.05	Copper Group
1.AA.10a	Cuproauride	Cu₃Au
1.AA.10b	Tetra-auricupride	AuCu	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
1.AA.10a	Auricupride	Cu₃Au	Iso. m3m(4/m32/m) : Pm3m
1.AA.10	Nickel Group
1.AA.15	Novodneprite	AuPb₃	Tet. 42m : I42m
1.AA.15	'UM1985-02-E:AlZn'	(Zn,Cu)Al₂
1.AA.15	Khatyrkite	(Cu,Zn)Al₂	Tet. 4/mmm(4/m2/m2/m) : I4/mcm
1.AA.20	Cupalite	(Cu,Zn)Al	Orth.
1.AA.25	Hunchunite	Au₂Pb	Iso. m3m(4/m32/m) : Fd3m
1.AA.30	Stolperite	AlCu	Iso. m3m(4/m32/m) : Pm3m
1.AA.35	Hollisterite	Al₃Fe	Mon. 2/m : B2/m
1.AA.40	Icosahedrite	Al₆₃Cu₂₄Fe₁₃	Icos. 53m : Fm35
1.AA.45	Kryachkoite	(Al,Cu)₆(Fe,Cu)	Orth. mm2 : Cmc2₁
1.AA.50	Proxidecagonite	Al₃₄Ni₉Fe₂	Orth. mmm(2/m2/m2/m) : Pnma

Other InformationHide

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

mindat.org URL:

https://www.mindat.org/min-271.html
Please feel free to link to this page.

Search Engines:

Look for Anyuiite on Google

Look for Anyuiite images on Google

Look for Anyuiite on Bing

Look for Anyuiite images on Bing

Look for Anyuiite on DuckDuckGo

Look for Anyuiite images on DuckDuckGo

Look for Anyuiite in the Rock H. Currier Digital Library

External Links:

Look for Anyuiite on Webmineral

Look for Anyuiite on Wikipedia

Look for Anyuiite on Mineralien Atlas

Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

Mineral Dealers:

Buy from D. Joyce minerals

References for AnyuiiteHide

Reference List:

Razin, L.V., Sidorenko, G.A. (1989) Anyuiite AuPb2 - A new intermetallic of gold and lead. Mineralogicheskii Zhurnal: 11(4): 88-96.

Jambor, John L., Grew, Edward S. (1991) New Mineral Names. American Mineralogist, 76 (1-2) 299-305

(2005) Anyuiite. Handbook of Mineralogy. Mineralogical Society of America

Ferraris, Cristiano, Lorand, Jean-Pierre (2015) Novodneprite (AuPb3), anyuiite [Au(Pb, Sb)2] and gold micro- and nano-inclusions within plastically deformed mantle-derived olivine from the Lherz peridotite (Pyrenees, France): a HRTEM–AEM–EELS study. Physics and Chemistry of Minerals, 42 (2) 143-150 doi:10.1007/s00269-014-0706-9

portal.kazntu.kz (2016) http://portal.kazntu.kz/files/publicate/2013-11-30-10237_0.pdf

Localities for AnyuiiteHide

Showing 13 localities.

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.

Hide all sections | Show all sections

Locality ListHide

- 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	Ferraris et al. (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	Svetlitskaya et al. (2017)
Mirninsky District Mirny ⓘ Mirny Mine	Extra Lapis English No. 5 Gold
Srednekolymsky District ⓘ Mokrundya placer	Airiyants et al. (2023)
Sverdlovsk Oblast Novouralsk ⓘ Verkhneivinsk

版权所有© mindat.org1993年至2026年，除了规定的地方。 Mindat.org全赖于全球数千个以上成员和支持者们的参与。
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
隐私政策 - 条款和条款细则 - 联络我们 - Report a bug/vulnerability 当前服务器日期和时间: 2026.11.1 12:16:42 页面生成: 2026.10.5 14:29:25

Go to top of page

Anyuiite

Unique IdentifiersHide

Similar NamesHide

IMA Classification of AnyuiiteHide

Classification of AnyuiiteHide

Mineral SymbolsHide

Physical Properties of AnyuiiteHide

Optical Data of AnyuiiteHide

Chemistry of AnyuiiteHide

Crystallography of AnyuiiteHide

Crystal StructureHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of AnyuiiteHide

Synonyms of AnyuiiteHide

Other Language Names for AnyuiiteHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for AnyuiiteHide

References for AnyuiiteHide

Localities for AnyuiiteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide