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Bukovite

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Formula:
Tl2(Cu,Fe)4Se4
System:
Tetragonal
Colour:
Greyish-brown
Lustre:
Metallic
Hardness:
2
Name:
For the type locality

Classification of Bukovite

Approved
2.BD.30

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
D : With Hg, Tl
2.5.5.2

2 : SULFIDES
5 : AmBnXp, with (m+n):p = 3:2
3.5.17

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
5 : Sulphides etc. of Hg and Tl
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Type Occurrence of Bukovite

Year of Discovery:
1971

Occurrences of Bukovite

Geological Setting:
Calcite veins of hydrothermal origin.

Physical Properties of Bukovite

Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Greyish-brown
Hardness (Mohs):
2
Hardness (Vickers):
VHN20=64 kg/mm2
Cleavage:
Distinct/Good
Good on {001}
imperfect on {100}
Density:
7.40 g/cm3 (Calculated)

Crystallography of Bukovite

Crystal System:
Tetragonal
Cell Parameters:
a = 3.976(5) Å, c = 13.70(2) Å
Ratio:
a:c = 1 : 3.446
Unit Cell Volume:
V 216.58 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Minute crystals to 2mm

Chemical Properties of Bukovite

Formula:
Tl2(Cu,Fe)4Se4
Essential elements:
All elements listed in formula:

Relationship of Bukovite to other Species

Structurally related to group(s):
2.BD.UM2004-33-S:AgCuHgSe(Ag,Cu)8Hg3(S,Se)7
2.BD.05ImiteriteAg2HgS2
2.BD.10GortdrumiteCu18FeHg6S16
2.BD.15BalkaniteCu9Ag5HgS8
2.BD.15Danielsite(Cu,Ag)14HgS8
2.BD.20DonharrisiteNi8Hg3S9
2.BD.25CarliniteTl2S
2.BD.30MurunskiteK2(Cu,Fe)4S4
2.BD.30ThalcusiteTl2Cu3FeS4
2.BD.35Rohaite(Tl,Pb,K)2Cu8.7Sb2S4
2.BD.40ChalcothalliteTl2(Cu,Fe)6SbS4
2.BD.45SabatieriteCu6TlSe4
2.BD.50CrookesiteCu7(Tl, Ag)Se4
2.BD.55BrodtkorbiteCu2HgSe2
3.5.1CinnabarHgS
3.5.2HypercinnabarHgS
3.5.3MetacinnabarHgS
3.5.4ImiteriteAg2HgS2
3.5.5TiemanniteHgSe
3.5.6BalkaniteCu9Ag5HgS8
3.5.7Danielsite(Cu,Ag)14HgS8
3.5.8ColoradoiteHgTe
3.5.9GortdrumiteCu18FeHg6S16
3.5.10Polhemusite(Zn,Hg)S
3.5.11CarliniteTl2S
3.5.12CrookesiteCu7(Tl, Ag)Se4
3.5.13SabatieriteCu6TlSe4
3.5.14PicotpauliteTlFe2S3
3.5.15RaguiniteTlFeS2
3.5.16ThalcusiteTl2Cu3FeS4
3.5.18GalliteCuGaS2
3.5.19RoquesiteCuInS2
3.5.20InditeFeIn2S4

Other Names for Bukovite

Name in Other Languages:
German:Bukovit
Simplified Chinese:硒铊铁铜矿
Spanish:Bukovita
Traditional Chinese:硒鉈鐵銅礦

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 Bukovite

Reference List:
American Mineralogist: 57: 1910.

Internet Links for Bukovite

Localities for Bukovite

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.
Argentina
 
  • La Rioja
    • General Lamadrid department
      • Villa Castelli
        • Sierra de Cacho
Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina); de Brodtkorb, M. K., & Crosta, S. (2010). Reseña de la ubicación geográfica de los seleniuros de la Sierra de Umango, provincia de La Rioja. Revista de la Asociación Geológica Argentina, 67(2), 272-279.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Central Bohemia Region
Strübel, Zimmer: "Lexikon der Minerale", 2nd Ed., 1991; Econ Geol (1997) 92:468-484
    • Hradec Králové Region
      • Krkonoše Mtn (Riesengebirge)
Kopecký, S., Pauliš, P., Škoda, R. (2010): Nový nález selenidů na výskytu uranových rud Černý Důl v Krkonoších (Česká republika) [New occurrence of selenides from the Černý Důl uranium deposit in the Giant Mountains (Czech Republic)]. Bulletin mineralogicko-petrologického oddělení 18 (2), 43-49.
  • Moravia (Mähren; Maehren)
    • Vysočina Region
      • Nové Město na Moravě
Kvaček, M.: Selenides from the deposits of Western Moravia, Czechoslovakia – Part II. Acta Universitatis Carolinae – Geologica, 1979, vol. 23, nos. 1-2, s. 15-38. ; Econ Geol (1997) 92:468-484
Kvaček, M.: Selenides from the deposits of Western Moravia, Czechoslovakia – Part II. Acta Universitatis Carolinae – Geologica, 1979, vol. 23, nos. 1-2, s. 15-38.
      • Žďár nad Sázavou
        • Rožná deposit
Bull.Soc.fr.Min.Crist.(1971) 94, 529-533; Econ Geol (1997) 92:468-484
France
 
  • Auvergne
    • Puy-de-Dôme
      • Sauxillanges
        • Chaméane
P. Picot, Z. Johan : "Atlas of Ore Minerals", BRGM, Elsevier, 1982; Econ Geol (1997) 92:468-484
Germany
 
  • Lower Saxony
    • Harz
      • Clausthal-Zellerfeld
        • Rosenhof veins
          • Lerbach
Wittern: "Mineralfundorte in Deutschland", 2001
  • Saxony
    • Erzgebirge
The Canadian Mineralogist, V 42, 2004, pp. 1719-1732.
Sweden
 
  • Östergötland
    • Valdemarsvik
Sandström, F. (2007): Skrikerum. Litiofilen 24 (1), 22-38
Mineral and/or Locality  
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