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Xanthoconite

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Imiter Mine, Boumalne-Dadès, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco
© Christian Rewitzer 2006

Show Xanthoconite Photos (26)
Formula:
Ag
 
3
AsS
 
3
System:MonoclinicColour:Red-orange, ...
Lustre:AdamantineHardness:2 - 3
Name:From Greek "xanthos", yellow, and "konis", powder, for the yellow colour of the streak.
Dimorph of:Proustite


Proustite Group. The monoclinic dimorphm of Proustite.

Classification of Xanthoconite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:2/E.07-30
Nickel-Strunz 10th (pending) edition ID:2.GA.10

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
Dana 8th edition ID:3.4.2.1

3 : SULFOSALTS
4 : ø = 3
Hey's CIM Ref.:5.2.4

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
2 : Sulpharsenites etc. of Ag
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Type Occurrence of Xanthoconite

Type Locality:Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Saxony, Germany
Year of Discovery:1840

Occurrences of Xanthoconite

Geological Setting:Hydrothermal veins

Physical Properties of Xanthoconite

Lustre:Adamantine
Diaphaneity (Transparency):Translucent
Colour:Red-orange, yellow-orange, red-brown, brown
Streak:Orange-yellow
Hardness (Mohs):2 - 3
Hardness (Vickers):VHN25=71 - 93 kg/mm2
Tenacity:Brittle
Cleavage:Distinct/Good
Distinct on {001}
Fracture:Sub-Conchoidal
Density (measured):5.54(14) g/cm3
Density (calculated):5.53 g/cm3

Crystallography of Xanthoconite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/b (B1 1 2/b) [C2/c] {C1 2/c 1}
Cell Parameters:a = 11.99Å, b = 6.26Å, c = 17.08Å
β = 110°
Ratio:a:b:c = 1.915 : 1 : 2.728
Unit Cell Volume:V 1,204.67 ų (Calculated from Unit Cell)
Z:8
Morphology:Tabular, laths, pyramids
Twinning:{001}
pseudoorthorhombic twins

Chemical Properties of Xanthoconite

Formula:
Ag
 
3
AsS
 
3
Essential elements:Ag, As, S
All elements listed in formula:Ag, As, S

Relationship of Xanthoconite to other Species

Related to:
  • Proustite Group
    • Common Associates:
    PyrargyriteProustiteCalciteArsenicAcanthite
    Related Minerals - Nickel-Strunz Grouping):
    2.GA.05Proustite
    Ag
     
    3
    		AsS
     
    3
    2.Ga.05Pyrargyrite
    Ag
     
    3
    		SbS
     
    3
    2.GA.10Pyrostilpnite
    Ag
     
    3
    		SbS
     
    3
    2.GA.15Samsonite
    Ag
     
    4
    		MnSb
     
    2
    		S
     
    6
    2.GA.20Skinnerite
    Cu
     
    3
    		SbS
     
    3
    2.GA.20Wittichenite
    Cu
     
    3
    		BiS
     
    3
    2.GA.25Lapieite
    NiCuSbS
     
    3
    2.GA.25Mückeite
    NiCu(Bi,Sb)S
     
    3
    2.GA.25IMA2007-003
    PtCuBiS
     
    3
    2.GA.30Aktashite
    Cu
     
    6
    		Hg
     
    3
    		As
     
    4
    		S
     
    12
    2.GA.30Gruzdevite
    Cu
     
    6
    		Hg
     
    3
    		Sb
     
    4
    		S
     
    12
    2.GA.30Nowackiite
    Cu
     
    6
    		Zn
     
    3
    		As
     
    4
    		S
     
    12
    2.GA.35Laffittite
    AgHgAsS
     
    3
    2.GA.40Routhierite
    CuHg
     
    2
    		TlAs
     
    2
    		S
     
    6
    2.GA.40Stalderite
    (Tl,Cu)(Zn,Fe,Hg)AsS
     
    3
    2.GA.45Erniggliite
    Tl
     
    2
    		SnAs
     
    2
    		S
     
    6
    2.GA.50Bournonite
    PbCuSbS
     
    3
    2.GA.50Seligmannite
    PbCuAsS
     
    3
    2.GA.50Součekite
    PbCuBi(S,Se)
     
    3
    2.GA.55Malyshevite
    PdCuBiS
     
    3
    Related Minerals - Hey's Index Grouping:
    5.2.1Smithite
    AgAsS
     
    2
    5.2.2Trechmannite
    AgAsS
     
    2
    5.2.3Proustite
    Ag
     
    3
    		AsS
     
    3
    5.2.5Pearceite
    (Ag,Cu)
     
    16
    		(As,Sb)
     
    2
    		S
     
    11
    5.2.6Pearceite-T2ac
    (Ag,Cu)
     
    16
    		(As,Sb)
     
    2
    		S
     
    11
    5.2.7Argentotennantite
    (Ag,Cu)
     
    10
    		(Zn,Fe)
     
    2
    		(As,Sb)
     
    4
    		S
     
    13
    5.2.8Miargyrite
    AgSbS
     
    2
    5.2.9Pyrargyrite
    Ag
     
    3
    		SbS
     
    3
    5.2.10Pyrostilpnite
    Ag
     
    3
    		SbS
     
    3
    5.2.11Stephanite
    Ag
     
    5
    		SbS
     
    4
    5.2.12Polybasite
    (Ag,Cu)
     
    16
    		(Sb,As)
     
    2
    		S
     
    11
    5.2.13Billingsleyite
    Ag
     
    7
    		AsS
     
    6
    5.2.14Polybasite-Tac
    (Ag,Cu)
     
    16
    		(Sb,As)
     
    2
    		S
     
    11
    5.2.15Freibergite
    (Ag,Cu,Fe)
     
    12
    		(Sb,As)
     
    4
    		S
     
    13
    5.2.16Aramayoite
    Ag(Sb,Bi)S
     
    2
    5.2.17Matildite
    AgBiS
     
    2
    5.2.18Schapbachite
    AgBiS
     
    2
    5.2.19Pavonite
    (Ag,Cu)(Bi,Pb)
     
    3
    		S
     
    5
    5.2.20Arcubisite
    Ag
     
    6
    		CuBiS
     
    4
    5.2.21Bohdanowiczite
    AgBiSe
     
    2
    5.2.22Selenostephanite
    Ag
     
    5
    		Sb(Se,S)
     
    4
    5.2.23Benleonardite
    Ag
     
    8
    		(Sb,As)Te
     
    2
    		S
     
    3
    5.2.24Volynskite
    AgBiTe
     
    2

    Other Names for Xanthoconite

    Synonyms:
    RittingeriteXanthocone
    German names:
    RittingeritXanthokonXanthokonit
    Russian names:
    Ксантоконит
    Spanish names:
    RittingeritaXanthoconita

    Other Information

    Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

    References for Xanthoconite

    Reference List:Breithaupt, A. (1840), Xanthokon, ein neues Glied der Ordnung der Blenden. Journal für Praktische Chemie: 20: 67-69.

    Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 371-372.

    Mineralogical Magazine (1950): 35: 72.

    Acta Crystallographica (1968): B24: 77-81.

    Internet Links for Xanthoconite

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    • External Links:
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  • Look for Xanthoconite on Wikipedia
  • Look for Xanthoconite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Xanthoconite in the Natural History Museum (London) online catalogue
  • Xanthoconite details from Handbook of Mineralogy (PDF)
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    Localities for Xanthoconite

    Hide Locality List
    The 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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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Canada
     
    • British Columbia
      • Nicola Mining Division
        • Coquihalla Pass
    		R. O. Meyer collection, composition confirmed by EDS/WDS analysis and morphological consistency
    • Ontario
      • Timiskaming District
        • Cobalt-Gowganda region
          • Miller Lake area
            • Haultain Township
    		RWMW Specimen
          • South Lorrain Township
    		Dana 7:I: 311, 321 & 368; MinRec 13:109
        • Coleman Township
          • Cobalt
    		No reference listed
          • Cobalt Lake
    		Dana 7:I:372.
        • Gowganda
    Chile
     
    • Atacama Region
      • Copiapó Province
        • Chañarcillo
    		Dana 7:I:372.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Příbram
          • Třebsko
    		Kašpar, P., Řídkošil, T., Šrein, V.: Minerogeneze žíly T 1 z Třebska u Příbrami. Acta Universitatis Carolinae – Geologica, 1983, vol. 27, nos. 1-2, s. 61-96.
      • Karlovy Vary Region
        • Krušné Hory Mts (Erzgebirge)
          • Ostrov
    		Duda, Rejl, Slivka: "Mineralien", 1991
      • Ústí Region
        • Krušné Hory Mts (Erzgebirge)
          • Dubí
    		Sejkora, J.: Minerály ložiska Moldava v Krušných horách. Bulletin Mineralogicko-petrografického oddělení Národního muzea v Praze, 1994, roč. 2, s. 110-116.
          • Klášterec nad Ohří
    		No reference listed
    France
     
    • Alsace
      • Bas-Rhin
        • Bruche valley (Breuch valley)
          • Schirmeck
    		Alain Steinmetz Collection, Analysed by Nicolas Meisser; Lausanne Geological Museum
      • Haut-Rhin
        • Ste Marie-aux-Mines (Markirch)
    		"Les minéraux, leurs gisements, leurs associations", P. Bariand, F. Cesbron et J. Geffroy (1977), Editions Minéraux et Fossiles, BRGM
    Wittern, Journée: "Mineralien finden in den Vogesen", 1997
    Wittern, Journée: "Mineralien finden in den Vogesen", 1997
    • Auvergne
      • Haute-Loire
        • La Chaise-Dieu
          • Saint-Pal-de-Senouire
    		P.G. Pélisson : "Etude Minéralogique et Métallogénique du District Filonien Polytype de Paulhaguet (Haute-Loire, Massif Central Français)", Doctorate Thesis, Orléans, France, 1989
    • Lorraine
      • Vosges
        • La-Croix-aux-Mines District
          • La-Croix-aux-Mines
    		P Haas collection
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Alpirsbach
          • Reinerzau District
    		K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • Lahr
          • Reichenbach
            • Weiler
    		S Wolfsried collection
        • Schapbach
          • Wildschapbach valley
    		Wittern: "Mineralfundorte in Deutschland", 2001
        • Schenkenzell
          • Wittichen
            • Böckelsbach valley
    		Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
            • Burgfelsen
    		No reference listed
            • Heubach Valley
    		No reference listed
        • St Blasien
          • Urberg
    		Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • Wieden
    		Aufschluss 71(6), 195-200
    • Hesse
      • Odenwald
        • Nieder-Ramstadt
          • Nieder-Beerbach
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    • Lower Saxony
      • Harz Mts
        • St Andreasberg District
          • St Andreasberg
    		No reference listed
    • Saxony
      • Erzgebirge
        • Ehrenfriedersdorf
    		Wittern: "Mineralfundorte in Deutschland", 2001
        • Freiberg District
          • Brand-Erbisdorf
    		A. Breithaupt (1840): Xanthokon, ein neues Glied der Ordnung der Blenden.- Journal für praktische Chemie 20, 67-69
          • Freiberg
            • Himmelfahrt Mine
    		Wittern: "Mineralfundorte in Deutschland", 2001
          • Kleinvoigtsberg
        • Marienberg District
          • Lauta
    		Wittern: "Mineralfundorte in Deutschland", 2001
        • Schlema-Hartenstein District
          • Schlema
            • Niederschlema
    		O Dziallas collection
        • Schneeberg District
          • Neustädtel
    		Lapis 30(7/8):41-70 (2005)
    Lapis 30(7/8):41-70 (2005)
    Lapis 30(7/8):41-70 (2005)
          • Zschorlau
    		M Kampf collection
    Greece
     
    • Attikí (Attica; Attika) Prefecture
      • Lavrion (Laurion; Laurium) District
        • Lavrion District Mines
          • Plaka
            • Plaka Mines
    		No reference listed
    Hungary
     
    • Borsod-Abaúj-Zemplén Co.
      • Rudabányai Mts.
    		No reference listed
    Ireland
     
    • Co. Tipperary
      • Silvermines District
    		Cornwall
    Japan
     
    • Honshu Island
      • Kanto Region
        • Tochigi Prefecture
          • Kuriyamamura
    		Kato (1968) Chigaku Kenkyu, 19, 309-310.
      • Kinki Region
        • Hyogo Prefecture
          • Asago-gun
            • Ikuno-machi
    		Kato (1973) Sakurai Koubutsu Hyohon, 17.
    Kazakhstan
     
    • Qostaney Oblysy (Kostanai [Kustany] Oblast')
      • Rudnyi Altai
    		[World of Stones 12:13]
    Mexico
     
    • Chihuahua
      • Mun. de Batopilas
        • Andres del Rio District
    		[MinRec 17:78]
    • Mexico
      • Mun. de Temascaltepec
        • Temascaltepec de González (Temascaltepec)
    		Camprubi, A., Canals, A., Cardellach, E., Prol-Ledesma, R.M., Rivera, R., 2001, The La Guitarra Ag-Au low-sulfidation epithermal deposit, Temascaltepec district, Mexico: vein structure, mineralogy, and sulfide-sulfosalt chemistry. Society of Economic Geologists Special Publication, v. 8, p. 133-158.
    • Zacatecas
      • Mun. de Sombrerete
        • San Martín
    		Panczner (1987): 399.
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
        • Boumalne-Dadès
    		Josef Vajdak / Czech Geoil. Survey. Recent analysis of new material; Uwe Kolitsch collection (analysed by single-crystal XRD)
        • Tazenakht
    		S. Weiß: Lapis 31(7/8), 72-73 (2006)
    Russia
     
    • Far-Eastern Region
      • Kamchatka Oblast'
    		[Der Aufschluss 1995:4 p.163-180]
    Slovakia
     
    • Banská Bystrica Region
      • Štiavnica Mts
    		Ďuďa R.,Kotuľak P., Káňa R., 1993: Bergbau und Mineralien von Banská Štiavnica (Schemnitz), Slowakei. Emser Hefte, 14, 3, 1-70, Haltern
    • Košice Region
      • Southern Slanské Mts
    		Koděra, P., Rojkovičová, Ľ.,Košárková, M., 1998: Mineralógická správa lokality Byšta, Au-Ag. Manuscript, Archiv Geofond, Bratislava, 68 p
    Sweden
     
    • Lappland
      • Malå
    		Pavel M. Kartashov data
    Switzerland
     
    • Wallis (Valais)
      • Binn Valley
        • Im Feld (Imfeld; Feld; Fäld)
    		No reference listed
    UK
     
    • Wales
      • Powys (Radnorshire)
        • Old Radnor
          • Wethel
    		National Museum of Wales Database
    USA
     
    • Colorado
      • Gunnison Co.
        • Ruby District
    		[MinRec 14:247]
      • Mineral Co.
        • Creede District
    		Minerals of Colorado (1997) E.B. Eckels
    • Idaho
      • Elmore Co.
        • Atlanta District
    		R&M 70:4 pp 242-263
    Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    Dana 7:I:372.
      • Owyhee Co.
    		Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
    Rocks & Min. 70:255
    • Montana
      • Flathead Co.
        • Hog Heaven District (Flathead District)
          • Kofford Ridge
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    • Nevada
      • Lander Co.
    		USGS Bull 997
    • New Mexico
      • Santa Fe Co.
    		Minerals of New Mexico 3rd ed.
    Mineral and/or Locality
    Google
     
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