Plumosite Mineral Data

Plumosite Mineral Data

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General Plumosite Information

Chemical Formula:

Pb2Sb2S5

Composition:

Molecular Weight = 818.23 gm

Antimony 29.76 % Sb

Lead 50.65 % Pb

Sulfur 19.59 % S

______

100.00 %

Empirical Formula:

Pb₂Sb₂S₅

IMA Status:

Not Approved IMA

Locality:

Link to MinDat.org Location Data.

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Plumosite Crystallography

Crystal System:

Monoclinic

Physical Properties of Plumosite

Cleavage:

[???] Good

Color:

Lead gray.

Diaphaniety:

Opaque

Hardness:

2-3 - Gypsum-Calcite

Luster:

Metallic

Streak:

dark gray

Calculated Properties of Plumosite

Fermion Index

Fermion Index = 0.11339
Boson Index = 0.88661

Photoelectric:

PE_Plumosite=1,023.95 barns/electron
U=PE_Plumosite x r_electron= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Plumosite is Not Radioactive

Plumosite Classification

Dana Class:

2.0.0.0 (2)Sulfide Minerals

(2.0)Without Dana Classification Numbers

(Sulfosalt - Sb)

Strunz Class:

II/E.19-40 II - Sulfides and sulphosalts

II/E - Sulfosalts (S : As,Sb,Bi = x) Lead-Sulfosalts with predominant Antimon x = 3.0 - 1.9

II/E.19 - Falkmanite - Jaskolskiite series

II/E.19-10 Falkmanite Pb5Sb4S11 Mono

II/E.19-20 Ardaite Pb19Sb13S35Cl7 Unk Mono

II/E.19-30 Boulangerite Pb5Sb4S11 Unk Ortho

II/E.19-40 Plumosite Pb2Sb2S5 Mono

II/E.19-42 Moeloite! Pb6Sb6S14(S3) P 2₁221 2 2 2

II/E.19-45 Pillaite! Pb9Sb10S23ClO0.5 C 2/m 2/m

II/E.19-50 Jaskolskiite Pb2xCux(Sb,Bi)2-xS5,x=0.2 Pbnm 2/m 2/m 2/m

Other Plumosite Information

See Also:

Links to other databases for Plumosite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas

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Plumosite

Pb2Sb2S5
Dana No: Unknown Strunz No: II/E.19-40
Locality:

Notes: