Plumbopalladinite Mineral Data

[Content and History] [Recent Issues] [Back Issues] [Subscriptions] [Contacts]
See Also: [Diamond Crystals] [Excalibur Minerals] [Hudson Institute] [Minerals on CDROM]
Mineral News was founded some twenty years ago and has developed a following of
avid mineral collectors seeking timely information about new finds and other items
of interest to the collector community. Articles are solicited from collector and scientific authors.

General Plumbopalladinite Information

Chemical Formula:

Pd3Pb2

Composition:

Molecular Weight = 733.66 gm

Palladium 43.52 % Pd

Lead 56.48 % Pb

______

100.00 %

Empirical Formula:

Pd₃Pb₂

Environment:

In Ni-Cu ores.

IMA Status:

Approved IMA 1970

Locality:

Majak (Mayak) mine, Talnakh, Norilsk, Siberia, Russia. Link to MinDat.org Location Data.

Name Origin:

Named for the composition.

Name Pronunciation:

Plumbopalladinite + Pronunciation

Plumbopalladinite Image

Images:

Click Here for Larger Plumbopalladinite Image

Plumbopalladinite Valleriite Cubanite Pentlandite

Comments: Polished Section image (PPL) of plumbopalladinite (Pl) with polarite Po), surrounded by a rim of isoferroplatinum (Iso) with cubanite (Cu), pentlandite (Pe), and valleriite (Va).
Location: Majak Mine, Talnakh, Norilsk, Ural, Russia. Scale: Picture Size 0.7 mm.
© Thomas Witzke

Plumbopalladinite Crystallography

Axial Ratios:

a:c = 1:1.27941

Cell Dimensions:

a = 4.47, c = 5.719, Z = 1; V = 98.96 Den(Calc)= 12.31

Crystal System:

Hexagonal - Dihexagonal DipyramidalH-M Symbol (6/m 2/m 2/m) Space Group: P 6₃/mmc

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.23(1), 2.3(1), 1.207(0.6),

Physical Properties of Plumbopalladinite

Color:

White.

Density:

12.4

Diaphaneity:

Opaque

Habit:

Aggregates - Made of numerous individual crystals or clusters.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

5 - Apatite

Luster:

Metallic

Optical Properties of Plumbopalladinite

RL Anisotrophism:

Strong, orange-brown to dark brown.

RL Color:

Bright white with a faint rose tint.

RL Pleochroism:

Noticeable in air.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Plumbopalladinite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
440 nm	43.50	46.60
460 nm	44.60	48.20
480 nm	45.80	49.50
500 nm	47.50	50.80
520 nm	49.00	52.60
540 nm	50.70	54.40
560 nm	52.40	55.80
580 nm	53.90	57.10
600 nm	55.20	58.00
620 nm	56.60	59.20
640 nm	58.30	60.80
660 nm	60.00	62.60
680 nm	61.40	64.40
700 nm	62.80	66.10

**Calculated Relative Intensity Colors of Plumbopalladinite in Air**
Relative Intensity	0%	30%	60%	90%	100%	120%	150%	180%	200%
R₁
R₂

Calculated Properties of Plumbopalladinite

Electron Density:

Bulk Density (Electron Density)=10.1 gm/cc
note: Specific Gravity of Plumbopalladinite =12.3 gm/cc.

Fermion Index:

Fermion Index = 0.22
Boson Index = 0.78

Photoelectric:

PE_{Plumbopalladinite}=1,163.79 barns/electron
U=PE_{Plumbopalladinite} x rElectron Density=11794.33 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Plumbopalladinite is Not Radioactive

Plumbopalladinite Classification

Dana Class:

01.02.11.01 (01)Native Elements

(01.02)with platinum group metals and alloys

(01.02.11)Dana Group

01.02.11.01 Plumbopalladinite Pd3Pb2 P 6₃/mmc 6/m 2/m 2/m

Strunz Class:

01.AG.25 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.A - Metals and Intermetallic Alloys

01.AG -PGE-metal alloys

01.AG.25 Plumbopalladinite Pd3Pb2 P 6₃/mmc 6/m 2/m 2/m

01.AG.25 Stannopalladinite (Pd,Cu)3Sn2(?) P 6₃/mmc 6/m 2/m 2/m

Other Plumbopalladinite Information

References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Plumbopalladinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Plumbopalladinite using:

[ALTAVISTA] [AOL] [bing] [GeoScienceWorld] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Plumbopalladinite :

B & L Fine Minerals

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

John Betts Fine Minerals

Lapis Mineral Journal

Mineral News

UV Tools

Wrights Rock Shop

Translate Plumbopalladinite Mineral Data :

Ask about Plumbopalladinite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Plumbopalladinite Specimen Label here :

Plumbopalladinite

Pd3Pb2
Dana No: 01.02.11.01 Strunz No: 01.AG.25
Locality:

Notes: