Dewitite

2.HD.

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
D : With Tl

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
Dwt	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Chemistry of DewititeHide

Mindat Formula:

Ag_zTl_10-x-zPb_2xSb_42-x-yAs_yS₆₈

0.09 ≤ x ≤ 2.13
13.99 ≤ y ≤ 19.79
0.10 ≤ z ≤ 0.50

Elements listed:

Ag, As, Pb, S, Sb, Tl - search for minerals with similar chemistry

Crystallography of DewititeHide

Crystal System:

Triclinic

Class (H-M):

1 - Pinacoidal

Space Group:

Cell Parameters:

a = 8.626(2) Å, b = 16.351(3) Å, c = 21.892(4) Å
α = 74.96(3)°, β = 83.59(3)°, γ = 88.91(3)°

Ratio:

a:b:c = 0.528 : 1 : 1.339

Unit Cell V:

2,963.16 Å³ (Calculated from Unit Cell)

Comment:

structure determined

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.948 Å	(50)
3.590 Å	(50)
3.561 Å	(100)
3.341 Å	(48)
2.872 Å	(61)
2.813 Å	(62)
2.732 Å	(48)
2.156 Å	(63)

Locality:

Jas Roux, La Chapelle-en-Valgaudemar, Gap, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France

Type Occurrence of DewititeHide

Type Locality:

ⓘ Jas Roux, La Chapelle-en-Valgaudemar, Gap, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France

Place of Conservation of Type Material:

mineralogical collections of the Naturhistorisches Museum Wien, Burgring 7, 1010 Vienna, Austria, catalogue no. O1787

Synonyms of DewititeHide

IMA2019-098/20-F

Other Language Names for DewititeHide

Dutch:Dewitiet

German:Dewitit

Relationship of Dewitite to other SpeciesHide

Member of:

Chabournéite Group

Other Members of Chabournéite Group:

Chabournéite	Ag_zTl_8-x-zPb_4+2xSb_40-x-yAs_yS₆₈ with 0.00 < x < 0.40(9), 16.15(3)< y < 19.11(10), 0.04(4) < z < 0.11(6)	Tric. 1 : P1
Dalnegroite	(Tl₄Pb₂)(As₁₂Sb₈)S₃₄	Tric. 1 : P1
Protochabournéite	Tl_4-xPb_2+2xSb_20-x-yAs_yS₃₄ with 0.02(2) <= x <= 0.34(2), 5.71(9) <= y <= 6.69(9)	Tric. 1 : P1
Shimenite	Tl₅Sb_21-yAs_yS₃₄	Tric. 1 : P1
Vallouiseite	Ag₃Tl_21.5PbSb₆₃As_41.5S₁₇₀	Tric. 1 : P1

Related Minerals - Strunz-mindat Grouping Hide

2.HD.	Enneasartorite	Tl₆Pb₃₂As₇₀S₁₄₀	Mon. 2/m : P2₁/c
2.HD.	Shimenite	Tl₅Sb_21-yAs_yS₃₄	Tric. 1 : P1
2.HD.	Buynite	TlPb₁₄As₁₇S₄₀	Mon. 2 : P2₁
2.HD.	Vallouiseite	Ag₃Tl_21.5PbSb₆₃As_41.5S₁₇₀	Tric. 1 : P1
2.HD.	Giuşcăite	Ag₂Tl₄Pb₄As₂₀Sb₂S₄₀	Mon. m
2.HD.	Boscardinite	TlPb₄(Sb₇As₂)S₁₈	Tric. 1 : P1
2.HD.	Gungerite	TlAs₅Sb₄S₁₃	Orth. mmm(2/m2/m2/m) : Pbcn
2.HD.05e	Dalnegroite	(Tl₄Pb₂)(As₁₂Sb₈)S₃₄	Tric. 1 : P1
2.HD.05	Lorándite	TlAsS₂	Mon. 2/m : P2₁/c
2.HD.05	Weissbergite	TlSbS₂	Tric. 1 : P1
2.HD.05e	Chabournéite	Ag_zTl_8-x-zPb_4+2xSb_40-x-yAs_yS₆₈ with 0.00 < x < 0.40(9), 16.15(3)< y < 19.11(10), 0.04(4) < z < 0.11(6)	Tric. 1 : P1
2.HD.15	Christite	TlHgAsS₃	Orth. mmm(2/m2/m2/m) : Cmca
2.HD.15	Markwelchite	TlPbSbS₃	Mon. 2/m : P2₁/c
2.HD.15	Richardsollyite	TlPbAsS₃	Mon. 2/m : P2₁/c
2.HD.20	Jankovićite	Tl₅Sb₉(As,Sb)₄S₂₂	Tric. 1 : P1
2.HD.25	Rebulite	Tl₅Sb₅As₈S₂₂	Mon. 2/m : P2₁/c
2.HD.30	Imhofite	Tl_5.8As_15.4S₂₆	Mon. 2/m : P2₁/c
2.HD.35	Edenharterite	PbTlAs₃S₆	Orth. mm2 : Fdd2
2.HD.40	Jentschite	TlPbAs₂SbS₆	Mon. 2/m : P2₁/c
2.HD.45	Protochabournéite	Tl_4-xPb_2+2xSb_20-x-yAs_yS₃₄ with 0.02(2) <= x <= 0.34(2), 5.71(9) <= y <= 6.69(9)	Tric. 1 : P1
2.HD.45	Hutchinsonite	TlPbAs₅S₉	Orth. mmm(2/m2/m2/m) : Pbca
2.HD.50	Bernardite	TlAs₅S₈	Mon. 2/m : P2₁/c
2.HD.55	Sicherite	TlAg₂(As,Sb)₃S₆	Orth.
2.HD.55	Geuerite	Ag₂Tl₄Pb₄As₂₂S₄₀	Mon. 2/m : P2₁/c
2.HD.60	Gabrielite	Tl₆Ag₃Cu₆(As,Sb)₉S₂₁	Tric. 1 : P1
2.HD.65	Tsygankoite	Mn₈Tl₈Hg₂(Sb₂₁Pb₂Tl)S₄₈	Mon. 2/m : B2/m
2.HD.70	Drechslerite	Tl₄(Sb_4-xAs_x)S₈ (1 < x < 2)	Tric. 1 : P1

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 DewititeHide

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https://www.mindat.org/min-55616.html
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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 DewititeHide

Reference List:

Makovicky, Emil, Plášil, Jakub, Kasatkin, Anatoly V., Škoda, Radek (2021) The crystal structure of Tl2.36Sb5.98As4.59S17, the lead-free endmember of the chabournéite homeotypic group. The Canadian Mineralogist, 59 (3) 533-549 doi:10.3749/canmin.2000093

Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2021) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) CNMNC Newsletter No 63. Mineralogical Magazine, 85 (6) 910-915 doi:10.1180/mgm.2021.74

Kasatkin, A.V.; Stepanov, S.Yu.; Tsyganko, M.V.; Škoda, R.; Nestola, F.; Plàšil, J.; Makovicky, E.; Agakhanov, A.A.; Palamarchuk, R.S. (2022) Mineralogy of the Vorontsovskoe gold deposit (Northern Urals). МИНЕРАЛОГИЯ (MINERALOGY), 8 (1). 5-93 doi:10.35597/2313-545x-2022-8-1-1

(2022) Dewitite. Handbook of Mineralogy. Mineralogical Society of America

Localities for DewititeHide

Showing 4 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.


France (TL)
Provence-Alpes-Côte d'Azur Hautes-Alpes Gap La Chapelle-en-Valgaudemar ⓘ Jas Roux (TL)	Miyawaki et al. (2021)

Italy
Tuscany Lucca Province Stazzema Sant'Anna di Stazzema ⓘ Monte Arsiccio Mine	"Eigenfund Lechner Alois - Bestimmung ...

Portugal
Beja Aljustrel Aljustrel e Rio de Moinhos Aljustrel Mine ⓘ Feitais deposit	comment added by Uwe Kolitsch Nov. 2022 +1 other reference

Russia
Sverdlovsk Oblast Serovsky District Turya river Tur'insk ⓘ Vorontsovskoe deposit (Vorontsovsk gold deposit; Vorontsovka deposit)	Makovicky et al. (2021) +2 other references

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