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
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). 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

Mindat Formula:

AuPb₂

Pb may be replaced by minor Sb.

Elements listed:

Au, Pb - search for minerals with similar chemistry

Crystallography of AnyuiiteHide

Crystal System:

Tetragonal

Class (H-M):

4/mmm (4/m 2/m 2/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

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2x2x2 | 3x3x3 | 4x4x4

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

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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:

Spinel	Pyrite	Magnetite	Lead	Ilmenite
Hematite	Gold	Chalcopyrite	Apatite

Synonyms of AnyuiiteHide

IMA1987-053

Other Language Names for AnyuiiteHide

German:Anyuiit

Russian:Анюйит

Simplified Chinese:安云矿
锑铅金矿

Spanish:Anyuiita

Common AssociatesHide

Associated Minerals Based on Photo Data:

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

Related Minerals - Strunz-mindat Grouping Hide

1.AA.05	Aluminium	Al	Iso. m3m (4/m 3 2/m) : Fm3m
1.AA.05	Copper	Cu	Iso. m3m (4/m 3 2/m) : Fm3m
1.AA.05	Gold	Au	Iso. m3m (4/m 3 2/m) : Fm3m
1.AA.05	Lead	Pb	Iso. m3m (4/m 3 2/m) : Fm3m
1.AA.05	Nickel	Ni	Iso. m3m (4/m 3 2/m) : Fm3m
1.AA.05	Silver	Ag	Iso. m3m (4/m 3 2/m) : Fm3m
1.AA.05	UM2004-08-E:AuCuPd	Cu₂PdAu
1.AA.05	UM1991-06-E:AuCu	Au₃Cu
1.AA.05	Copper Group
1.AA.05	Steinhardtite	Al_0.38Ni_0.32Fe_0.30	Iso. m3m (4/m 3 2/m) : Im3m
1.AA.05a	Auricupride Subgroup
1.AA.10a	Auricupride	Cu₃Au	Iso. m3m (4/m 3 2/m) : Pm3m
1.AA.10b	Tetra-auricupride	AuCu	Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm
1.AA.10a	Cuproauride	Cu₃Au
1.AA.10	Nickel Group
1.AA.15	Khatyrkite	(Cu,Zn)Al₂	Tet. 4/mmm (4/m 2/m 2/m) : I4/mcm
1.AA.15	Novodneprite	AuPb₃	Tet. 4 2m : I4 2m
1.AA.15	UM1985-02-E:AlZn	(Zn,Cu)Al₂
1.AA.20	Cupalite	(Cu,Zn)Al	Orth.
1.AA.25	Hunchunite	Au₂Pb	Iso. m3m (4/m 3 2/m)
1.AA.30	Stolperite	AlCu	Iso. m3m (4/m 3 2/m) : Pm3m
1.AA.35	Hollisterite	Al₃Fe	Mon. 2/m : B2/m
1.AA.40	Icosahedrite	Al₆₃Cu₂₄Fe₁₃	Icos. 5 3m : Fm 3 5
1.AA.45	Kryachkoite	(Al,Cu)₆(Fe,Cu)	Orth. mm2 : Cmc2₁
1.AA.50	Proxidecagonite	Al₃₄Ni₉Fe₂	Orth. mmm (2/m 2/m 2/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.

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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

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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

Ferraris, C., Lorand, J.P. (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: 143-150.

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

(2023) Anyuiite. Handbook of Mineralogy. Mineralogical Society of America

Localities for AnyuiiteHide

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

- 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

Anyuiite

Unique IdentifiersHide

IMA Classification of AnyuiiteHide

Classification of AnyuiiteHide