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Baiamareite
A valid IMA mineral species - pending publication
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About Baiamareite
Formula:
Ag4Pb12Fe4Sb20S48
Crystal System:
Monoclinic
Member of:
Name:
For the famous Baia Mare mining district, NW Romania, which comprises world-class polymetallic ore deposits.
Unique Identifiers
Mindat ID:
470880
Long-form identifier:
mindat:1:1:470880:9
IMA Classification of Baiamareite
Approved, Pending publication
IMA Formula:
Ag1+4Pb2+12Fe2+4Sb3+20S2-48
Approval year:
2023
Approval history:
IMA No. 2023-044
Classification of Baiamareite
2.JB.40b
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 for Standard |
|---|---|---|
| Bmt | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Chemistry of Baiamareite
Mindat Formula:
Ag4Pb12Fe4Sb20S48
Element Weights:
Crystallography of Baiamareite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/c
Setting:
P21/n
Cell Parameters:
a = 8.7150(5) Å, b = 12.737(1) Å, c = 19.350(1) Å
β = 90.062(5)°
β = 90.062(5)°
Ratio:
a:b:c = 0.684 : 1 : 1.519
Unit Cell V:
2,147.91 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.401 Å | (11) |
| 2.523 Å | (10) |
| 2.306 Å | (90) |
| 2.265 Å | (15) |
| 2.229 Å | (100) |
| 2.036 Å | (15) |
| 1.954 Å | (11) |
| 1.602 Å | (15) |
Type Occurrence of Baiamareite
Place of Conservation of Type Material:
Collection of the Mineralogisch-Petrographische Abteilung, Naturhistorisches Museum, Burgring 7, A-1010 Wien, Austria, catalogue number NHMW-MIN-O2598.
Synonyms of Baiamareite
Other Language Names for Baiamareite
Dutch:Baiamareiet
German:Baiamareit
Relationship of Baiamareite to other Species
Member of:
Other Members of Lillianite Homologous Series:
| Andreadiniite | CuHgAg7Pb7Sb24S48 | Mon. 2/m : P21/c |
| Arsenquatrandorite | Ag17.6Pb12.8Sb38.1As11.5S96 | Mon. 2/m : P21/c |
| Aschamalmite | Pb6-3xBi2+xS9 | Mon. 2/m : B2/m |
| Brusnitsynite | Mn3CuPbAs3Sb2S12 | Mon. 2/m : P21/c |
| Clino-oscarkempffite | Ag15Pb6Sb21Bi18S72 | Mon. 2/m : P21/c |
| Erzwiesite | Ag8Pb12Bi16S40 | Orth. mmm(2/m2/m2/m) : Cmcm |
| Eskimoite | Ag7Pb10Bi15S36 | Mon. |
| Fizélyite | Ag5Pb14Sb21S48 | Mon. 2/m : P21/c |
| Gustavite | AgPbBi3S6 | Orth. mmm(2/m2/m2/m) |
| Heyrovskýite | Pb6Bi2S9 | Orth. mmm(2/m2/m2/m) : Cccm |
| Holubite | Ag3Pb6(Sb8Bi3)S24 | Mon. 2/m : P21/c |
| Jasrouxite | Ag16Pb4(Sb25As15)S72 | Tric. 1 : P1 |
| Lasmanisite | Ag12Pb13Mn11Sb44S96 | Orth. 222 : P212121 |
| Lazerckerite | Ag3.75Pb4.50(Sb7.75Bi4)S24 | Mon. 2/m : P21/c |
| Lillianite | Pb3-2xAgxBi2+xS6 | Orth. mmm(2/m2/m2/m) |
| Menchettiite | AgPb2.40Mn1.60Sb3As2S12 | Mon. 2/m : P21/c |
| Oscarkempffite | Ag10Pb4(Sb17Bi9)S48 | Orth. mm2 |
| Ourayite | Ag3Pb4Bi5S13 | Orth. |
| Oyonite | Ag3Mn2Pb4Sb7As4S24 | Mon. 2/m : P21/c |
| Quatrandorite | AgPbSb3S6 | Mon. 2/m : P21/c |
| Ramdohrite | Pb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24 | Mon. 2/m : P21/c |
| Roshchinite | Ag19Pb10Sb51S96 | Orth. mmm(2/m2/m2/m) : Pnma |
| 'Schirmerite' | PbAgBi3S6 - Pb3Ag1.5Bi3.5S9 | Orth. |
| Senandorite | AgPbSb3S6 | Orth. mm2 : Pmn21 |
| Staročeskéite | Ag0.70Pb1.60(Bi1.35Sb1.35)Σ2.70S6 | Orth. mmm(2/m2/m2/m) : Cmcm |
| Tarutinoite | Ag3Pb7Bi7S19 | Mon. 2/m : B2/m |
| Terrywallaceite | AgPb(Sb,Bi)3S6 | Mon. 2/m : P21/c |
| Treasurite | Ag7Pb6Bi15S32 | Mon. |
| Uchucchacuaite | AgMnPb3Sb5S12 | Orth. mmm(2/m2/m2/m) : Pmmm |
| Ustarasite | Pb(Bi,Sb)6S10 (?) | |
| Vikingite | Ag5Pb8Bi13S30 | Mon. 2/m : B2/m |
| Xilingolite | Pb3Bi2S6 | Mon. |
Common Associates
Associations Based on Photo Data:
| 3 photos of Baiamareite associated with Galena | PbS |
| 2 photos of Baiamareite associated with Fizélyite | Ag5Pb14Sb21S48 |
| 2 photos of Baiamareite associated with Boulangerite | Pb5Sb4S11 |
| 2 photos of Baiamareite associated with Chalcopyrite | CuFeS2 |
| 2 photos of Baiamareite associated with Pyrite | FeS2 |
| 2 photos of Baiamareite associated with Quartz | SiO2 |
Related Minerals - Strunz-mindat Grouping
| 2.JB. | Clino-oscarkempffite | Ag15Pb6Sb21Bi18S72 |
| 2.JB. | Arsenquatrandorite | Ag17.6Pb12.8Sb38.1As11.5S96 |
| 2.JB. | Ginelfite | Ag2(Ag0.5Fe)TlPb23.5(Sb,As)33.5S76 |
| 2.JB. | Andreadiniite | CuHgAg7Pb7Sb24S48 |
| 2.JB. | Chukotkaite | AgPb7Sb5S15 |
| 2.JB. | Selenojunoite | Cu2Pb3Bi8Se16 |
| 2.JB. | Lechnerite | Ag10Cu4HgPb33Sb58S128 |
| 2.JB. | Cuprosenandorite | Ag16Cu8Pb24Sb72S144 |
| 2.JB. | Morleyite | Ag2CuPb25Sb24As4S68.5 |
| 2.JB. | Lazerckerite | Ag3.75Pb4.50(Sb7.75Bi4)S24 |
| 2.JB. | Lasmanisite | Ag12Pb13Mn11Sb44S96 |
| 2.JB. | Montpelvouxite | AgPb16Sb27As18S84 |
| 2.JB. | Senandorite | AgPbSb3S6 |
| 2.JB. | Oscarkempffite | Ag10Pb4(Sb17Bi9)S48 |
| 2.JB.05 | Diaphorite | Ag3Pb2Sb3S8 |
| 2.JB.10 | Cosalite | Pb2Bi2S5 |
| 2.JB.15 | Marrite | AgPbAsS3 |
| 2.JB.15 | Freieslebenite | AgPbSbS3 |
| 2.JB.20 | Cannizzarite | Pb48Bi56S132 |
| 2.JB.20 | Wittite | Pb9Bi12(S,Se)27 |
| 2.JB.25j | Rouxelite | Cu2HgPb23Sb27S65.5 |
| 2.JB.25i | Neyite | Ag2Cu6Pb25Bi26S68 |
| 2.JB.25a | Junoite | Cu2Pb3Bi8(S,Se)16 |
| 2.JB.25f | Ángelaite | Cu2AgPbBiS4 |
| 2.JB.25e | Galenobismutite | PbBi2S4 |
| 2.JB.25c |
Săsar Mine, Săsar-Valea Roșie mining area, Baia Mare, Maramureș County, Romania