Zhengminghuaite

A valid IMA mineral species

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Discuss Zhengminghuaite

Edit Zhengminghuaite Add Synonym Edit CIF structures Clear Cache

Formula:

Cu₆Fe₃As₄S₁₂

Lustre:

Metallic

Hardness:

Specific Gravity:

4.77 (Calculated)

Crystal System:

Trigonal

Name:

In honor of Prof. Zheng Minghua (born October 23, 1934), a famous geologist and expert of gold deposits from the College of Earth Sciences, Chengdu University Technology, China.

Type Locality:

ⓘ Zimudang Au Mine, Huijiabao gold field, Xingren County, Qianxinan, Guizhou, China

Nowackiite isotypic series.
Fe-dominant analogue at the divalent cations site of nowackiite (Cu₆Zn₃As₄S₁₂) and aktashite (Cu₆Hg₃As₄S₁₂).

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Unique IdentifiersHide

Mindat ID:

470397

Long-form identifier:

mindat:1:1:470397:2

IMA Classification of ZhengminghuaiteHide

IMA status:

Approved

IMA Formula:

Cu¹⁺₆Fe²⁺₃As³⁺₄S^2-₁₂

Approval year:

2022

Type description reference:

Gu, Xuexiang, Zhang, Yongmei, Fan, Guang, Li, Ting, Dong, Shuyi, Peng, Yiwei, Zhang, Yingshuai, Li, Ling, Ge, Zhanlin (2024) Zhengminghuaite, Cu6Fe3As4S12, a new sulfosalt mineral from the Zimudang Carlin-type gold deposit in southwestern Guizhou, China. American Mineralogist, 109 (7) 1220-1227 doi:10.2138/am-2023-9078

Classification of ZhengminghuaiteHide

Strunz-mindat (2026):

2.GA.30

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
G : Sulfarsenites, sulfantimonites, sulfbismuthites
A : Neso-sulfarsenites, etc. without additional S

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
Zmh	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 ZhengminghuaiteHide

Lustre:

Metallic

Transparency:

Opaque

Hardness:

4 on Mohs scale

Hardness:

VHN₁₀=219(28) kg/mm² - Vickers

Tenacity:

Brittle

Cleavage:

None Observed

Fracture:

Irregular/Uneven, Conchoidal

Density:

4.77(5) g/cm³ (Calculated)

Optical Data of ZhengminghuaiteHide

Anisotropism:

very weak

Bireflectance:

weak - whitish gray to pinkish tinted gray

Reflectivity:

Wavelength	R₁ (%)	R₂ (%)
470nm	28.84%	22.11%
546nm	29.00%	23.04%
589nm	31.71%	26.31%
650nm	34.38%	28.31%

Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 34.38%.
R₁ shown in black, R₂ shown in red

Colour in reflected light:

whitish gray

Internal Reflections:

none

Comments:

Anisotropy is very weak and only visible with slightly opened analyzer.

Chemistry of ZhengminghuaiteHide

Mindat Formula:

Cu₆Fe₃As₄S₁₂

Element Weights:

Element	% weight
S	31.200 %
Cu	30.916 %
As	24.300 %
Fe	13.585 %

Calculated from ideal end-member formula.

Elements listed:

As, Cu, Fe, S - search for minerals with similar chemistry

Chemical AnalysisHide

Empirical formulas:

Sample ID	Empirical Formula
1	(Cu_5.92Hg_0.08)_Σ6.00(Fe_1.59Hg_1.07Zn_0.37)_Σ3.03(As_3.94Sb_0.02)_Σ3.96S_11.93

Sample references:

ID	Locality	Reference	Notes
1	Zimudang Au Mine, Huijiabao gold field, Xingren County, Qianxinan, Guizhou, China	Gu, Xuexiang, Zhang, Yongmei, Fan, Guang, Li, Ting, Dong, Shuyi, Peng, Yiwei, Zhang, Yingshuai, Li, Ling, Ge, Zhanlin (2024) Zhengminghuaite, Cu6Fe3As4S12, a new sulfosalt mineral from the Zimudang Carlin-type gold deposit in southwestern Guizhou, China. American Mineralogist, 109 (7) 1220-1227 doi:10.2138/am-2023-9078

Crystallography of ZhengminghuaiteHide

Crystal System:

Trigonal

Class (H-M):

3 - Pyramidal

Space Group:

Cell Parameters:

a = 13.5373(2) Å, c = 9.235(1) Å

Ratio:

a:c = 1 : 0.682

Unit Cell V:

1,465.65 Å³ (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.079 Å	(67)
3.067 Å	(100)
2.659 Å	(90)
1.882 Å	(99)
1.877 Å	(84)
1.606 Å	(93)
1.603 Å	(83)
1.601 Å	(85)

Locality:

Zimudang Au Mine, Huijiabao gold field, Xingren County, Qianxinan, Guizhou, China

Reference:

Comments:

From Type Description.

Type Occurrence of ZhengminghuaiteHide

Type Locality:

ⓘ Zimudang Au Mine, Huijiabao gold field, Xingren County, Qianxinan, Guizhou, China

General Appearance of Type Material:

fractured grains of several to a few tens μm

Place of Conservation of Type Material:

Type material is deposited in the collections of the Geological Museum of China, No. 16, Yangrou Hutong, Xisi, Beijing 100031, People’s Republic of China, catalogue number M16136

Geological Setting of Type Material:

late ore-stage mineral assemblage in Carlin type deposit.

Associated Minerals at Type Locality:

Aktashite	Arsenopyrite	Calcite	Chalcopyrite	Christite
Orpiment	Pyrite	Quartz	Realgar

Reference:

Synonyms of ZhengminghuaiteHide

IMA2022-047

Other Language Names for ZhengminghuaiteHide

Dutch:Zhengminghuaiet

German:Zhengminghuait

Related Minerals - Strunz-mindat Grouping Hide

2.GA.	Pyradoketosite	Ag₃SbS₃	Mon. 2/m : P2₁/c
2.GA.	Arsiccioite	AgHg₂Tl(As,Sb)₂S₆	Tet. 42m : I42m
2.GA.	Eckerite	Ag₂CuAsS₃	Mon. 2/m : B2/b
2.GA.05	Proustite	Ag₃AsS₃	Trig. 3m(32/m) : R3c
2.GA.05	Pyrargyrite	Ag₃SbS₃	Trig. 3m : R3c
2.GA.10	Xanthoconite	Ag₃AsS₃	Mon. 2/m : B2/b
2.GA.10	Pyrostilpnite	Ag₃SbS₃	Mon. 2/m : P2₁/c
2.GA.15	Samsonite	Ag₄MnSb₂S₆	Mon. 2/m : P2₁/c
2.GA.20	Bytízite	Cu₃SbSe₃	Orth. mmm(2/m2/m2/m) : Pnma
2.GA.20	Skinnerite	Cu₃SbS₃	Mon. 2/m : P2₁/c
2.GA.20	Wittichenite	Cu₃BiS₃	Orth. 222 : P2₁2₁2₁
2.GA.25	Lapieite	NiCuSbS₃	Orth. 222 : P2₁2₁2₁
2.GA.25	Lisiguangite	PtCuBiS₃	Orth. 222 : P2₁2₁2₁
2.GA.25	Malyshevite	PdCuBiS₃	Orth. mmm(2/m2/m2/m) : Pmmm
2.GA.25	Roterbärite	PdBiCuSe₃	Orth. 222 : P2₁2₁2₁
2.GA.25	Mückeite	NiCu(Bi,Sb)S₃	Orth. 222 : P2₁2₁2₁
2.GA.30	Aktashite	Cu₆Hg₃As₄S₁₂	Trig. 3 : R3
2.GA.30	Nowackiite	Cu₆Zn₃As₄S₁₂	Trig. 3 : R3
2.GA.30	Gruzdevite	Cu₆Hg₃Sb₄S₁₂	Trig. 3 : R3
2.GA.35	Laffittite	AgHgAsS₃	Mon. 2/m : B2/b
2.GA.40	'Unnamed (Ag-Fe endmember of Routhierite Group)'	AgFe₂TlAs₂S₆
2.GA.40	Routhierite	Tl(Cu,Ag)(Hg,Zn)₂(As,Sb)₂S₆	Tet. 42m : I42m
2.GA.40	Stalderite	Tl(Cu,Ag)(Zn,Fe,Hg)₂(As,Sb)₂S₆	Tet. 42m : I42m
2.GA.40	Ralphcannonite	AgZn₂TlAs₂S₆	Tet. 42m : I42m
2.GA.40	Ferrostalderite	CuFe₂TlAs₂S₆	Tet. 42m : I42m
2.GA.45	Erniggliite	Tl₂SnAs₂S₆	Trig. 3 : P3
2.GA.50	Cerromojonite	CuPbBiSe₃	Orth.
2.GA.50	Seligmannite	PbCuAsS₃	Orth. mmm(2/m2/m2/m) : Pmmn
2.GA.50	Součekite	CuPbBi(S,Se)₃	Orth. mm2
2.GA.50	'Unnamed (Pb-Cu-Bi Selenide)'	PbCuBiSe₃
2.GA.50	Bournonite	PbCuSbS₃	Orth. mm2 : Pmn2₁
2.GA.55	Eldragónite	Cu₆BiSe₄(Se₂)	Orth. mmm(2/m2/m2/m)

Fluorescence of ZhengminghuaiteHide

In UV light:

none observed

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 ZhengminghuaiteHide

mindat.org URL:

https://www.mindat.org/min-470397.html
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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Mineral Dealers:

Buy from D. Joyce minerals

References for ZhengminghuaiteHide

Reference List:

Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2022) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 69. European Journal of Mineralogy, 34 (5) 463-468 doi:10.5194/ejm-34-463-2022

Localities for ZhengminghuaiteHide

Showing 1 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.

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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 (TL)

Guizhou

Qianxinan

Xingren County

Huijiabao gold field

ⓘ Zimudang Au Mine (TL)

Miyawaki et al. (2022) +1 other reference

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Zhengminghuaite

Unique IdentifiersHide

IMA Classification of ZhengminghuaiteHide

Classification of ZhengminghuaiteHide

Mineral SymbolsHide

Physical Properties of ZhengminghuaiteHide

Optical Data of ZhengminghuaiteHide

Chemistry of ZhengminghuaiteHide

Chemical AnalysisHide

Crystallography of ZhengminghuaiteHide

X-Ray Powder DiffractionHide

Type Occurrence of ZhengminghuaiteHide

Synonyms of ZhengminghuaiteHide

Other Language Names for ZhengminghuaiteHide

Related Minerals - Strunz-mindat GroupingHide

Fluorescence of ZhengminghuaiteHide

Other InformationHide

Internet Links for ZhengminghuaiteHide

References for ZhengminghuaiteHide

Localities for ZhengminghuaiteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide