Felbertalite
A valid IMA mineral species
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About Felbertalite
Formula:
Cu2Pb6Bi8S19
Colour:
Greyish white
Lustre:
Metallic
Hardness:
3½ - 4
Specific Gravity:
6.948 (Calculated)
Crystal System:
Monoclinic
Name:
Named for the Felbertal valley, Austria. The mine that is the type locality is in the valley.
Unique Identifiers
Mindat ID:
10999
Long-form identifier:
mindat:1:1:10999:0
GUID
(UUID V4):
(UUID V4):
3bbcb355-ff32-41ca-a573-8f9602fba83c
IMA Classification of Felbertalite
Approved
Approval year:
1999
First published:
2001
Classification of Felbertalite
2.JB.25b
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
B : Galena derivatives, with Pb
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
B : Galena derivatives, with Pb
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Fbt | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Felbertalite
Metallic
Transparency:
Opaque
Colour:
Greyish white
Streak:
Greyish black
Hardness:
3½ - 4 on Mohs scale
Hardness:
VHN25=206 kg/mm2 - Vickers
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
Perfect
{001}
{001}
Fracture:
Irregular/Uneven
Density:
6.948 g/cm3 (Calculated)
Optical Data of Felbertalite
Anisotropism:
Disinct
Bireflectance:
Perceptible in air, more noticable in oil.
Reflectivity:
Wavelength | R1 | R2 | imR1 | imR2 |
---|---|---|---|---|
470nm | 42.70% | 46.10% | 27.40% | 29.55% |
546nm | 40.65% | 44.30% | 25.50% | 27.40% |
589nm | 39.50% | 43.20% | 24.65% | 26.60% |
650nm | 38.90% | 43.10% | 23.95% | 25.90% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 46.10%.
R1 shown in black, R2 shown in red, imR1 shown in green, imR2 shown in blue
Colour in reflected light:
White
Pleochroism:
Visible
Comments:
Greyish-white and creamy white
Chemistry of Felbertalite
Mindat Formula:
Cu2Pb6Bi8S19
Elements listed:
Crystallography of Felbertalite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 27.637 Å, b = 4.0499 Å, c = 20.741 Å
β = 131.258°
β = 131.258°
Ratio:
a:b:c = 6.824 : 1 : 5.121
Unit Cell V:
1745.1 ų
Z:
2
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0006838 | Felbertalite | Topa D, Makovicky E, Balic-Zunic T, Berlepsch P (2000) The crystal structure of Cu2Pb6Bi8S19 European Journal of Mineralogy 12 825-833 | 2000 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.78 Å | (S) |
3.51 Å | (S) |
3.38 Å | (S) |
2.320 Å | (S) |
2.096 Å | (S) |
2.062 Å | (S) |
2.031 Å | (S) |
1.744 Å | (S) |
2.918 Å | (S) |
1.791 Å | (S) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
High-𝑇 alteration and/or metamorphism | |
31 : Thermally altered carbonate, phosphate, and iron formations | |
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Felbertalite
General Appearance of Type Material:
elongated crystals, not exceeding 0.5 mm in size
Place of Conservation of Type Material:
Geological Institute at the University of Copenhagen, Denmark;
National History Museum, London, U.K.;
Mineralogical Institute, University of Salzburg, Austria.
National History Museum, London, U.K.;
Mineralogical Institute, University of Salzburg, Austria.
Geological Setting of Type Material:
In laminated discordant quartz veins.
Associated Minerals at Type Locality:
Reference:
Topa, D., Makovicky, E., Criddle, A.J., Paar, W.H., and Balic-Žunić, T. (2001) Felbertalite, Cu2Pb6Bi8S19, a new mineral species from Felbertal, Salzburg Province, Austria. European Journal of Mineralogy: 13: 961-972.
Synonyms of Felbertalite
Other Language Names for Felbertalite
Common Associates
Associated Minerals Based on Photo Data:
2 photos of Felbertalite associated with Lillianite | Pb3-2xAgxBi2+xS6 |
1 photo of Felbertalite associated with Cosalite | Pb2Bi2S5 |
1 photo of Felbertalite associated with Salzburgite | Pb1.6Cu1.6Bi6.4S12 |
Related Minerals - Strunz-mindat Grouping
2.JB. | Senandorite | AgPbSb3S6 |
2.JB. | Oscarkempffite | Ag10Pb4(Sb17Bi9)S48 |
2.JB. | Chukotkaite | AgPb7Sb5S15 |
2.JB. | Arsenquatrandorite | Ag17.6Pb12.8Sb38.1As11.5S96 |
2.JB. | Clino-oscarkempffite | Ag15Pb6Sb21Bi18S72 |
2.JB. | Andreadiniite | CuHgAg7Pb7Sb24S48 |
2.JB. | Ginelfite | Ag2(Ag0.5Fe)TlPb23.5(Sb,As)33.5S76 |
2.JB. | Lazerckerite | Ag3.75Pb4.50(Sb7.75Bi4)S24 |
2.JB. | Lasmanisite | Ag12Pb13Mn11Sb44S96 |
2.JB. | Montpelvouxite | AgPb16Sb27As18S84 |
2.JB. | Selenojunoite | Cu2Pb3Bi8Se16 |
2.JB.05 | Diaphorite | Ag3Pb2Sb3S8 |
2.JB.10 | Cosalite | Pb2Bi2S5 |
2.JB.15 | Freieslebenite | AgPbSbS3 |
2.JB.15 | Marrite | AgPbAsS3 |
2.JB.20 | Cannizzarite | Pb48Bi56S132 |
2.JB.20 | Wittite | Pb9Bi12(S,Se)27 |
2.JB.25a | Junoite | Cu2Pb3Bi8(S,Se)16 |
2.JB.25i | Neyite | Ag2Cu6Pb25Bi26S68 |
2.JB.25c | Nordströmite | CuPb3Bi7(Se4S10) |
2.JB.25g | Nuffieldite | Cu1.4Pb2.4Bi2.4Sb0.2S7 |
2.JB.25d | Proudite | CuPb7.5Bi9.33(S,Se)22 |
2.JB.25h | Weibullite | Pb5Bi8Se7S11 |
2.JB.25j | Rouxelite | Cu2HgPb23Sb27S65.5 |
2.JB.25f | Ángelaite | Cu2AgPbBiS4 |
2.JB.25i | Cuproneyite | Cu7Pb27Bi25S68 |
2.JB.30a | Geocronite | Pb14Sb6S23 |
2.JB.30a | Jordanite | Pb14As6S23 |
2.JB.30b | Kirkiite | Pb10Bi3As3S19 |
2.JB.30c | Tsugaruite | Pb28As15S50Cl |
2.JB.30a | Marcobaldiite | Pb12(Sb3As2Bi)Σ6S21 |
2.JB.30a | Arsenmarcobaldiite | Pb12(As3.2Sb2.8)Σ6S21 |
2.JB.35c | Pillaite | Pb9Sb10S23ClO0.5 |
2.JB.35a | Zinkenite | Pb9Sb22S42 |
2.JB.35b | Scainiite | Pb14Sb30S54O5 |
2.JB.35d | Pellouxite | (Cu,Ag)Pb10Sb12S27O(Cl,S)0.6 |
2.JB.35f | Tubulite | Ag2Pb22Sb20S53 |
2.JB.35e | Chovanite | Pb15-2xSb14+2xS36Ox (x ~ 0.2) |
2.JB.40b | Aschamalmite | Pb6-3xBi2+xS9 |
2.JB.40a | Bursaite | Pb5Bi4S11 (?) |
2.JB.40b | Eskimoite | Ag7Pb10Bi15S36 |
2.JB.40a | Fizélyite | Ag5Pb14Sb21S48 |
2.JB.40a | Gustavite | AgPbBi3S6 |
2.JB.40a | Lillianite | Pb3-2xAgxBi2+xS6 |
2.JB.40c | Ourayite | Ag3Pb4Bi5S13 |
2.JB.40a | Ramdohrite | Pb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24 |
2.JB.40a | Roshchinite | Ag19Pb10Sb51S96 |
2.JB.40d | Schirmerite | PbAgBi3S6 - Pb3Ag1.5Bi3.5S9 |
2.JB.40a | Treasurite | Ag7Pb6Bi15S32 |
2.JB.40a | Uchucchacuaite | AgMnPb3Sb5S12 |
2.JB.40e | Ustarasite | Pb(Bi,Sb)6S10 (?) |
2.JB.40a | Vikingite | Ag5Pb8Bi13S30 |
2.JB.40a | Xilingolite | Pb3Bi2S6 |
2.JB.40b | Heyrovskýite | Pb6Bi2S9 |
2.JB.40 | UM1988-05-S:AgBiCuHgPb | (Hg,Ag,Cu,Pb)5Pb5Bi11S27 |
2.JB.40 | UM1988-06-S:AgBiCuHgPb | (Pb,Hg)12(Cu,Ag)3(Bi,Sb)10(S,Te)27 |
2.JB.40a | Quatrandorite | AgPbSb3S6 |
2.JB.40a | Menchettiite | AgPb2.40Mn1.60Sb3As2S12 |
2.JB.40a | Terrywallaceite | AgPb(Sb,Bi)3S6 |
2.JB.40a | Jasrouxite | Ag16Pb4(Sb24As16)S72 |
2.JB.40a | Staročeskéite | Ag0.70Pb1.60(Bi1.35Sb1.35)Σ2.70S6 |
2.JB.40a | Oyonite | Ag3Mn2Pb4Sb7As4S24 |
2.JB.40a | Holubite | Ag3Pb6(Sb8Bi3)S24 |
2.JB.40b | Baiamareite | Ag4Pb12Fe4Sb20S48 |
2.JB.55 | Gratonite | Pb9As4S15 |
2.JB.60 | Marrucciite | Hg3Pb16Sb18S46 |
2.JB.65 | Vurroite | Pb20Sn2(Bi,As)22S54Cl6 |
2.JB.65 | Tazieffite | Pb20Cd2(As,Bi)22S50Cl10 |
2.JB.70 | Daliranite | PbHgAs2S5 |
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.
Internet Links for Felbertalite
mindat.org URL:
https://www.mindat.org/min-10999.html
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References for Felbertalite
Reference List:
Topa, Dan, Makovicky, Emil, Balić-Žunić, Tonči, Berlepsch, Peter (2000) The crystal structure of Cu2Pb6Bi8S19. European Journal of Mineralogy, 12 (4) 825-833 doi:10.1127/ejm/12/4/0825
Topa, Dan, Makovicky, Emil, Criddle, Alan J., Paar, Werner H., Balič-Žunić, Tonči (2001) Felbertalite, Cu2Pb6Bi8S19, a new mineral species from Felbertal, Salzburg Province, Austria. European Journal of Mineralogy, 13 (5) 961-972 doi:10.1127/0935-1221/2001/0013/0961
Localities for Felbertalite
Locality List
- 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.
All localities listed without proper references should be considered as questionable.
Australia | |
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Austria | |
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China | |
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Japan | |
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Poland | |
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Portugal | |
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Romania | |
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USA | |
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Western ore field, Mittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria