Mineralogy Database

Rhenium Mineral Data

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General Rhenium Information

Help on Chemical  Formula: Chemical Formula: Re
Help on Composition: Composition: Molecular Weight = 186.21 gm
   Rhenium 100.00 %  Re
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Re
Help on Environment: Environment: Occurs with other platinum group metals (Pt, Re, Os, Ir). Never found as a pure element, it is always alloyed with varing percentages of PGMS.
Help on IMA Status: IMA Status: Not Approved IMA 1976
Help on Locality: Locality: Transbaikal, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the Rhine River in Germany in 1925.
Help on Name Pronunciation: Name Pronunciation: Rhenium Say RHENIUM
Help on Synonym: Synonym: ICSD 40355
  PDF 5-702
 

Rhenium Image

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  Rhenium

Comments: Dark gray metallic rhenium flakes.
Location: Transbaikalia Region, Chita District, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Rhenium Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.61521
Help on Cell Dimensions: Cell Dimensions: a = 2.76, c = 4.458, Z = 2; V = 29.41 Den(Calc)= 21.03
Help on Crystal System: Crystal System: Hexagonal - Dihexagonal Dipyramidal H-M Symbol (6/m 2/m 2/m) Space Group: P 63/mmc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.105(1), 2.226(0.34), 2.388(0.32),
 

Physical Properties of Rhenium

Help on Color: Color: Black.
Help on Density: Density: 21.03
Help on Diaphaneity: Diaphaneity: Opaque
Help on Luster: Luster: Metallic
 

Calculated Properties of Rhenium

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=16.9 gm/cc
note: Specific Gravity of Rhenium =21.0 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric: PERhenium =1,406.57 barns/electron
U=PERhenium x relectron=23828.41 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 39,126.96 (Gamma Ray American Petroleum Institute Units)
Concentration of Rhenium per GRapi unit = 25.56 (PPM)

Rhenium is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 777.38 ±194.35 grams of pure Rhenium .

Estimated Radioactivity from Rhenium - weak
Specimen
Size
Weight/Volume
(Sphere)
*
Calculated
Activity
Bequerols
(Bq)
Calculated
Activity
Curies (Ci)
Estimated
Activity
GR(api)
Estimated
Exposure
(mRem**)/hr
If Held in Hand
For One Hour
1000 gm / 4.49 cm 1,020,000 2.76E-05 39,126.96 12.86
100 gm / 2.09 cm 102,000 2.76E-06 3,912.70 1.29
10 gm / 9.68 mm 10,200 2.76E-07 391.27 0.13
1 gm / 4.49 mm 1,020 2.76E-08 39.13 0.01
0.1 gm / 2.09 mm 102 2.76E-09 3.91 0.00
0.01 gm / 0.97 mm 10 2.76E-10 0.39 0.00
0.001 gm / 0.45 mm 1 2.76E-11 0.04 0.00

Weight of pure Rhenium in grams (gm) and Calculated Diameter of a Sphere with a Density of 21.03 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem
 

Rhenium Classification

Help on  Dana Class: Dana Class: 01.00.00.00 (01)Native Elements
  (01.00)Without Dana Classification Numbers
  (01.00.00)Platinum Group
 
01.00.00.00 Antitaenite* gamma-Fe3Ni Unk Cubic
 
01.00.00.00 Goldamalgam* (Au,Ag)Hg I m3m 4/m 3 2/m
 
01.00.00.00 IMA2007-036 TiFeSi2 Pbam 2/m 2/m 2/m
 
01.00.00.00 Rhenium* Re P 63/mmc 6/m 2/m 2/m
 
01.00.00.00 Tantalum* Ta I m3m 4/m 3 2/m
 
01.00.00.00 Titanium* Ti P 63/mmc 6/m 2/m 2/m
 
01.00.00.00 Tongxinite* Cu2Zn Unk Cubic
Help on  Strunz Class: Strunz Class: 01.AB.05 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.A - Metals and Intermetallic Alloys
  01.AB -Zinc-brass family (Cu-Zn alloys)
 
01.AB.05 Cadmium Cd P 63/mmc 6/m 2/m 2/m
 
01.AB.05 Rhenium* Re P 63/mmc 6/m 2/m 2/m
 
01.AB.05 Zinc Zn P 63/mmc 6/m 2/m 2/m
 
01.AB.05 Titanium* Ti P 63/mmc 6/m 2/m 2/m
 

Other Rhenium Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Rhenium :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
14 - WWW-MINCRYST

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Rhenium

Re
Dana No: 01.00.00.00 Strunz No: 01.AB.05
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