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Xanthoconite

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Formula:
Ag3AsS3
System:
Monoclinic
Colour:
Red-orange, ...
Lustre:
Adamantine
Hardness:
2 - 3
Name:
From Greek "xanthos", yellow, and "konis", powder, for the yellow colour of the streak.
Dimorph of:
Proustite Group. The monoclinic dimorph of Proustite.

Classification of Xanthoconite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
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
3.4.2.1

3 : SULFOSALTS
4 : ø = 3
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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http://www.mindat.org/min-4330.html
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Type Occurrence of Xanthoconite

Year of Discovery:
1840

Occurrences of Xanthoconite

Geological Setting:
Hydrothermal veins

Physical Properties of Xanthoconite

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:
5.54(14) g/cm3 (Measured)    5.53 g/cm3 (Calculated)

Crystallography of Xanthoconite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
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:
Ag3AsS3
Essential elements:
All elements listed in formula:

Relationship of Xanthoconite to other Species

Structurally related to group(s):
2.GA.05ProustiteAg3AsS3
2.GA.05PyrargyriteAg3SbS3
2.GA.10PyrostilpniteAg3SbS3
2.GA.15SamsoniteAg4MnSb2S6
2.GA.20SkinneriteCu3SbS3
2.GA.20WitticheniteCu3BiS3
2.GA.25LapieiteNiCuSbS3
2.GA.25MückeiteNiCu(Bi,Sb)S3
2.GA.25MalyshevitePdCuBiS3
2.GA.25LisiguangitePtCuBiS3
2.GA.30AktashiteCu6Hg3As4S12
2.GA.30GruzdeviteCu6Hg3Sb4S12
2.GA.30NowackiiteCu6Zn3As4S12
2.GA.35LaffittiteAgHgAsS3
2.GA.40RouthieriteTl(Cu,Ag)(Hg,Zn)2(As,Sb)2S6
2.GA.40StalderiteTl(Cu,Ag)(Zn,Fe,Hg)2(As,Sb)2S6
2.GA.45ErniggliiteTl2SnAs2S6
2.GA.50BournonitePbCuSbS3
2.GA.50SeligmannitePbCuAsS3
2.GA.50SoučekitePbCuBi(S,Se)3
5.2.1SmithiteAgAsS2
5.2.2TrechmanniteAgAsS2
5.2.3ProustiteAg3AsS3
5.2.5Pearceite[(Ag,Cu)6(As,Sb)2S7][Ag9CuS4]
5.2.6Pearceite-T2ac
5.2.7ArgentotennantiteAg6[Cu4(Fe,Zn)2]As4S13
5.2.8MiargyriteAgSbS2
5.2.9PyrargyriteAg3SbS3
5.2.10PyrostilpniteAg3SbS3
5.2.11StephaniteAg5SbS4
5.2.12Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
5.2.13BillingsleyiteAg7AsS6
5.2.14Polybasite-Tac
5.2.15FreibergiteAg6[Cu4Fe2]Sb4S13-x
5.2.16AramayoiteAg(Sb,Bi)S2
5.2.17MatilditeAgBiS2
5.2.18SchapbachiteAg0.4Pb0.2Bi0.4S
5.2.19Pavonite(Ag,Cu)(Bi,Pb)3S5
5.2.20ArcubisiteAg6CuBiS4
5.2.21BohdanowicziteAgBiSe2
5.2.22SelenostephaniteAg5Sb(Se,S)4
5.2.23BenleonarditeAg8(Sb,As)Te2S3
5.2.24VolynskiteAgBiTe2

Other Names for Xanthoconite

Other Information

Health Risks:
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

Localities for Xanthoconite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Australia
 
  • Victoria
    • Campaspe Shire
      • Cornella
A. R. Seymon, 2006, Nickel Propectivity in Victoria, Geological Survey of Victoria Technical Record 2006/3
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
        • Cobalt area
          • Coleman Township
Petruk (1971): The Silver-Arsenide Deposits of the Cobalt-Gowganda Region, Ontario. Can. Mineral. 11, 213
Dana 7:I:372.
the Canadian Mineralogist V 11 Part 1 1971
Petruk (1971): The Silver-Arsenide Deposits of the Cobalt-Gowganda Region, Ontario. Can. Mineral. 11, 196-231
        • Gowganda area
          • Haultain Township
RWMW Specimen
          • Nichol Township
Petruk (1971): The Silver-Arsenide Deposits of the Cobalt-Gowganda Region, Ontario. Can. Mineral. 11, 196-231; Ann P. Sabina (1974) Rocks and Minerals for the Collector: Cobalt-Belleferre-Timmins; Ontario and Quebec. Canadian Geological Survey Paper 73-13
        • South Lorrain Township
Dana 7:I: 311, 321 & 368; MinRec 13:109
Chile
 
  • Atacama Region
    • Copiapó Province
      • Chañarcillo
Dana 7:I:372.
A. Moesta; "Chlor, Brom und Jodverbindungen des Silbers in der natur"; Facultat zu Marburg; Schnellpressendruck von C.L. Pfeil, Marburg, 1869
    • Huasco Province
      • Vallenar
        • Agua Amarga District
sample collected by MDini, visual identification
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Central Bohemia Region
      • Příbram
        • Háje
Sejkora, J., Litochleb, J., Knížek, F., Škácha, P.: Charakteristika výskytu Ag-mineralizace na žíle H61Z pod 6. patrem, šachta 21, příbramský uran-polymetalický revír. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2007, roč. 14-15, s. 107-113.
        • 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)
        • Jáchymov District (St Joachimsthal)
Duda, Rejl, Slivka: "Mineralien", 1991
    • Liberec Region
      • Liberec
Fengl, M.: Mineralogie těžených fluoritových ložisek (1.). Minerál, 1998, 6, 2, 243–252.
    • Ústí Region
      • Krušné Hory Mts (Erzgebirge)
        • Dubí (Eichwald)
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
- Hyrsl, J. & Korbel, P. (2009): Tschechien & Slowakei, Mineralien und Fundstellen. Page 60-75.
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)
Wittern, Journée: "Mineralien finden in den Vogesen", 1997
        • Neuenberg
"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
  • 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
  • Provence-Alpes-Côte d'Azur
    • Hautes-Alpes
      • La Chapelle-en-Valgaudemar (La Chapelle-en-Valgaudémar)
R. Pierrot, P. Picot, P.A. Poulain, "Inventaire Minéralogique de la France : Hautes-Alpes", BRGM, 1972
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
      • Mühltal
        • Nieder-Beerbach
Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
  • Lower Saxony
    • Harz
      • St Andreasberg District
        • St Andreasberg
No reference listed
  • Saxony
    • Erzgebirge
Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 2
      • 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
P Haas collection
        • Obergruna
Andreas Gerstenberg collection
      • 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
 
  • Aegean Islands Department (Aiyaíon)
    • Kykládes Prefecture
      • Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon)
        • Tinos Island
Tombros, S.F. (2008): Later stages of evolution of an epithermal system: Au-Ag mineralization at Apigania Bay, Tinos, Island, Cyclades, Hellas, Greece. Min.Pet. (in press)
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Plaka
          • Plaka Mines
No reference listed
Hungary
 
  • Borsod-Abaúj-Zemplén Co.
    • Rudabányai Mts
No reference listed
    • Zemplén Mts (Tokaj Mts)
      • Telkibánya
Sándor Szakáll; Tamás Weiszburg (1994) Minerals of Telkibánya, NE-Hungary. Miskolc Herman Ottó Múzeum
Ireland
 
  • Co. Tipperary
    • Silvermines District
Econ Geol (1984) 79:529-548
Italy
 
  • Tuscany
    • Grosseto Province
      • Gavorrano
Rivista Mineralogica Italiana anno 2014 n. 1 pg. 8-24 e 26-31
    • Lucca Province
      • Apuan Alps
        • Pietrasanta
          • Valdicastello Carducci
Biagioni, C., Orlandi, P., Moëlo, Y., Pardini, S. & Passarino, G. (2012). Sterryite e parasterryite. I solfosali aciculari di piombo e argento della miniera del Pollone (Pietrasanta, Lucca). Rivista Mineralogica Italiana, 2/2012, 76-91
Japan
 
  • Honshu Island
    • Kanto Region
      • Tochigi Prefecture
        • Nikko City
          • Kuriyamamura
Kato (1968) Chigaku Kenkyu, 19, 309-310.
    • Kinki Region
      • Hyogo Prefecture
        • Asago City
          • Ikuno-cho-ono
Kato (1973) Sakurai Koubutsu Hyohon, 17.
Kazakhstan
 
  • Kostanay Province (Qostanay Oblysy; Kostanai Oblast')
    • Rudny
[World of Stones 12:13]; Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
Mexico
 
  • Chihuahua
    • Mun. de Batopilas
      • Andres del Rio District
[MinRec 17:78]; Wilson, W. and Panczner, C., 1986, Batopilas, Mineralogical Record, v 17: 61-80.
  • Guerrero
    • Mun. de Taxco
      • Taxco de Alarcón (Taxco; Tasco)
Van King
  • 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
        • San Martín-Sabinas District
Panczner (1987): 399.
    • Mun. de Zacatecas
      • Zacatecas
Rob Lavinsky
Morocco
 
  • Souss-Massa-Draâ Region
    • Ouarzazate Province
      • Djebel Saghro (Jbel Saghro)
        • Imiter District
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)
          • Bouismas (Bouismass)
Georges FAVREAU collection;
Romania
 
  • Hunedoara Co.
    • Deva
www.minerals-of-the-carpathians,2009
Russia
 
  • Far-Eastern Region
    • Kamchatka Oblast'
[Der Aufschluss 1995:4 p.163-180]
Slovakia
 
  • Banská Bystrica Region
Ďuďa R.,Kotuľak P., Káňa R., 1993: Bergbau und Mineralien von Banská Štiavnica (Schemnitz), Slowakei. Emser Hefte, 14, 3, 1-70, Haltern
  • Košice Region
    • Trebišov Co.
Koděra, P., Rojkovičová, Ľ.,Košárková, M., 1998: Mineralógická správa lokality Byšta, Au-Ag. Manuscript, Archiv Geofond, Bratislava, 68 p
Spain
 
  • Andalusia
    • Seville
      • Gerena
Dr. Cesar Menor-Salvan. Centro de Astrobiologia (INTA-CSIC), Spain
  • Catalonia
    • Tarragona
      • Priorat
        • Falset
MTI Mineralogía Topográfica Ibérica, 2009
Sweden
 
  • Lappland
    • Malå
Pavel M. Kartashov data
Switzerland
 
  • Wallis (Valais)
    • Binn Valley
      • Fäld (Imfeld; Im Feld; Feld)
No reference listed
UK
 
  • Wales
    • Powys (Radnorshire)
      • Old Radnor
        • Wethel
National Museum of Wales Database; Cotterell TF et al (2011) The mineralogy of Dolyhir quarry, Old Radnor. Powys, Wales. UKJMM 32:5-61
USA
 
  • Alaska
    • Yukon-Koyukuk Borough
      • Innoko District
U.S. Geological Survey, 2008, Alaska Resource Data File (ARDF): U.S. Geological Survey Open-File Report 2008-1225.
U.S. Geological Survey, 2008, Alaska Resource Data File (ARDF): U.S. Geological Survey Open-File Report 2008-1225.
  • California
    • Kern Co.
      • Rand District
        • Randsburg
Fred de Vito specimens
  • 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  
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