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Borishanskiite

Collectors Summary

Color dunkel Stahlgrau
Hardness (Mohs) 4
Solubility +++ konz. HNO3
Crystal System orthorhombisch, Ccm21

Chemism

Chem­ical formula

Pd(As,Pb)2

Empir­ical formula (anal­y­sis)

Pd1.1As1.5Pb0.5

Chem­ical com­po­si­tion

Arsen, Blei, Palladium

Unit weight: 333.050503 u; Number of atoms in the formula: 3.1

Info

Empirical formula:

Pd1.1As1.5Pb0.5

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Arsenic

As

33.74

1.5

48.39

74.9216020

112.3824030

Palladium

Pd

35.15

1.1

35.48

106.4210000

117.0631000

Lead

Pb

31.11

0.5

16.13

207.2100000

103.6050000

Anal­y­sis wt%

Ø Pd : 30.60, Ag : 0.60, Pb : 50.30, As : 20.60, PLT : 30.60 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 75)

Strunz 9th edi­tion incl. updates

2.AC.50

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
A: Legierungen und legierungsartige Verbindungen
C: Verbindungen von Halbmetallen mit Platin-Gruppen-Elementen (PGE)
50:Iridarsenit-Gruppe

Lapis Clas­sifica­tion

II/D.21-005

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
D: Sulfide mit Metall : S,Se,Te < 1:1

Clas­sifica­tion by Hölzel

2.AC.400

2: SULFIDES
A: Alloys of Cu,Ag,Au,Ni,Pd with As,Sb,Bi,(Te)
C: With Pd
4: Genkinite Polarite-Group

Dana 8th edi­tion

02.12.16.01

02: Sulfide Minerals
12: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:2

IMA sta­tus

anerkannt

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

dunkel Stahlgrau

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mm2

Space Group number

36

Space Group

Ccm21

Cell param­e­ters a (Å)

7.18

Cell param­e­ters b (Å)

8.62

Cell param­e­ters c (Å)

10.66

Cell param­e­ters a/b or c/a

0.833

Cell param­e­ters c/b

1.237

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

12

Volumne (ų)

659.764

X-Ray Pow­der Diffrac­tion

2.65(100),
2.50(60),
2.25(60),
2.16(90),
1.677(60),
1.633(50),
1.385(60),
1.169(60)

XRD chart Borishanskiite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Physical Properties

Hard­ness (Mohs)

4

VHN (Hard­ness Vick­ers)

242 (50g)

Density (g/cm³)

10.2 (berechnet)

10.058 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ konz. HNO3

Preface

Author (Name, Year)

Razin & Dubakina & Meshchankina & Begizov, 1975

References

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 104 (1975), 57

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Iridarsenite

IrAs2

monoklin : 2/m : P21/c

2.AC.50

Borishanskiite

Pd(As,Pb)2

orthorhombisch : mm2 : Ccm21

2.AC.50

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Borishanskiite

Pd(As,Pb)2

orthorhombisch : mm2 : Ccm21

II/D.21-005

Froodite

PdBi2

monoklin : 2/m : C2/m

II/D.21-010

Urvantsevite

Pd(Bi,Pb)2

tetragonal : 4/mmm : I4/mmm

II/D.21-020

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Borishanskiite

Pd(As,Pb)2

orthorhombisch : mm2 : Ccm21

2.AC.400

Polarite

Pd(Pb,Bi)

orthorhombisch : mm2 : Ccm21

2.AC.420

Ungavaite

Pd4Sb3

tetragonal : 422 : P41212, P4122, P43212

2.AC.470

Genkinite

(Pt,Pd)4Sb3

tetragonal : 422 : P41212

2.AC.480

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Krennerite

Au3AgTe8

orthorhombisch : mm2 : Pma2

02.12.13.01

Calaverite

AuTe2

monoklin : 2/m : C2/m

02.12.13.02

Sylvanite

AgAuTe4

monoklin : 2/m : P2/c

02.12.13.03

Kostovite

CuAuTe4

orthorhombisch : mm2 : Pma2

02.12.13.04

Melonite

NiTe2

trigonal : 3m : P3m1

02.12.14.01

Kitkaite

NiTeSe

trigonal : 3m : P3m1

02.12.14.02

Moncheite

(Pt,Pd)(Te,Bi)2

trigonal : 3m : P3m1

02.12.14.03

Merenskyite

PdTe2

trigonal : 3m : P3m1

02.12.14.04

Shuangfengite

IrTe2

trigonal : 3m : P3m1

02.12.14.06

Sudovikovite

PtSe2

trigonal : 3m : P3m1

02.12.14.07

Froodite

PdBi2

monoklin : 2/m : C2/m

02.12.15.01

Urvantsevite

Pd(Bi,Pb)2

tetragonal : 4/mmm : I4/mmm

02.12.15.02

Verbeekite

PdSe2

monoklin : 2/m, 2, m : C2/m, C2, Cm

02.12.15.03

Borishanskiite

Pd(As,Pb)2

orthorhombisch : mm2 : Ccm21

02.12.16.01

Skutterudite

CoAs3

kubisch : m3 : Im3

02.12.17.01

Nickelskutterudite

(Ni,Co,Fe)As3

kubisch : m3 : Im3

02.12.17.02

Kieftite

CoSb3

kubisch : m3 : Im3

02.12.17.03

Rheniite

ReS2

triklin : 1 : P1

02.12.18.01

Other languages

German

Borishanskiit

French

Borishanskiite

English

Borishanskiite

Spanish

Borishanskiíta

Russian

Боришанскиит

IMA Number

IMA 1974-010

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

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English pages

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Russian pages

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