Luberoite
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Formula:
Pt5Se4
Colour:
dark bronze
Lustre:
Metallic
Hardness:
5 - 5½
Specific Gravity:
11.76 - 12.78
Crystal System:
Monoclinic
Name:
For the type locality
Type Locality:
This page provides mineralogical data about Luberoite.
Classification of Luberoite
Approved
2/A.06-20
2.BC.35
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
C : With Rh, Pd, Pt, etc.
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
C : With Rh, Pd, Pt, etc.
2.16.23.1
2 : SULFIDES
16 : Miscellaneous
2 : SULFIDES
16 : Miscellaneous
Physical Properties of Luberoite
Metallic
Transparency:
Opaque
Colour:
dark bronze
Hardness:
5 - 5½ on Mohs scale
Hardness:
VHN15=461 kg/mm2 - Vickers
Cleavage:
Very Good
parallel to {ОО1}
parallel to {ОО1}
Density:
11.76 - 12.78 g/cm3 (Measured) 13.02 g/cm3 (Calculated)
Comment:
Density measured by size of crystal with SEM and weighing
Chemical Properties of Luberoite
Formula:
Pt5Se4
Elements listed:
Crystallography of Luberoite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/c
Cell Parameters:
a = 6.584(5) Å, b = 4.602(3) Å, c = 11.10(1) Å
β = 101.6(1)°
β = 101.6(1)°
Ratio:
a:b:c = 1.431 : 1 : 2.412
Unit Cell V:
329.46 ų (Calculated from Unit Cell)
Z:
2
Twinning:
polysynthetic
Comment:
Space group from synthetic
Type Occurrence of Luberoite
General Appearance of Type Material:
idiomorphic crystals, sometimes elongated, or as monomineralic fragments.
Place of Conservation of Type Material:
Institut Royal des Sciences Naturelles de Belgique, Brussels (Nr. RC-4215),
Geological Setting of Type Material:
Placers - in granodiorites
Associated Minerals at Type Locality:
Synonyms of Luberoite
Other Language Names for Luberoite
Related Minerals - Nickel-Strunz Grouping
2.BC. | UM2004-45-Se:AgHgPd | (Ag,Cu)6Hg2Pd2Se3 | |
2.BC. | Coldwellite | Pd3Ag2S | Iso. 4 3 2 : P43 3 2 |
2.BC.05 | Palladseite | Pd17Se15 | |
2.BC.05 | Miassite | Rh17S15 | Iso. |
2.BC.05 | UM2000-47-S:CuFePdPt | (Cu,Fe,Pd,Pt,Rh)9S8 | |
2.BC.10 | Oosterboschite | (Pd,Cu)7Se5 | Orth. |
2.BC.15 | Chrisstanleyite | Ag2Pd3Se4 | Mon. |
2.BC.15 | Jagüéite | Cu2Pd3Se4 | Mon. 2/m : P21/b |
2.BC.20 | Keithconnite | Pd20Te7 | Trig. |
2.BC.25 | Vasilite | (Pd,Cu)16(S,Te)7 | |
2.BC.30 | Telluropalladinite | Pd9Te4 | Mon. |
2.BC.40 | Oulankaite | (Pd,Pt)5(Cu,Fe)4SnTe2S2 | Tet. |
2.BC.45 | Telargpalite | (Pd,Ag)3(Te,Bi) | Iso. |
2.BC.50 | Temagamite | Pd3HgTe3 | Trig. 3m : P3m1 |
2.BC.55 | Sopcheite | Ag4Pd3Te4 | Orth. |
2.BC.60 | Laflammeite | Pd3Pb2S2 | Mon. |
2.BC.65 | Tischendorfite | Pd8Hg3Se9 | Orth. |
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 Luberoite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Jebwab J, Cervelle B, Gouet G, Hubaut X, Piret P (1992) The new platinum selenide luberoite Pt5Se4 from the Lubero region (Kivu Province, Zaire). European Journal of Mineralogy 4, 683-692
Matković P, Schubert K (1977) Kristallstruktur von Pt5Se4. Journal of the Less-Common Metals 55, 185-190
Internet Links for Luberoite
mindat.org URL:
https://www.mindat.org/min-2448.html
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Please feel free to link to this page.
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Localities for Luberoite
Locality List




All localities listed without proper references should be considered as questionable.
Australia | |
| Nickel, Ernest H. (2002): An Unusual Occurrence of Pd, Pt, Au, Ag, and Hg Mineralisation in the Pilbara Region of Western Australia. Canadian Mineralogist. 40: 419-433. |
DR Congo (TL) | |
| European Journal of Mineralogy(1992) 4, 683-692; Jedwab, J., Cervelle, B., Gouet, G., Hubaut, X., & Piret, P. (1992). The new platinum selenide luberoite Pt5Se4 from the Lubero region (Kivu Province, Zaire). European journal of mineralogy, 4(4), 683-692. |
Cabral A R, Skála R, Vymazalová A, Kallistová A, Lehmann B, Jedwab J, Sidorinová T (2014) Kitagohaite, Pt7Cu, a new mineral from the Lubero region, North Kivu, Democratic Republic of the Congo. Mineralogical Magazine 78, 739-745 | |
Finland | |
| Kari Kojonen (2012) PGE ore potential in the southwestern granulite belt of Northern Finland. Geological Survey of Finland, Report of Investigation 207 pp 64-67 |
| 33rd International Geological Congress (2008) session MPM-04 Platinum-group mineralogy: Pt-Pd selenides from river placers, northern Finland |