Rheniite Mineral Data (original) (raw)

General Rheniite Information

Help on Chemical Formula: Chemical Formula:

ReS2

Help on Composition: Composition:

Molecular Weight = 250.34 gm

Rhenium 74.38 % Re

Sulfur 25.62 % S

______

100.00 %

Help on Empirical Formula: Empirical Formula:

ReS2

Help on Environment: Environment:

Hot, acid fumarole gases at 500-570C.

Help on IMA Status: IMA Status:

Proposed IMA 2004 (Dana # Added)

Help on Locality: Locality:

Kudriavyi volcano, Iturup island, south part of Kuril arc (1200 km length) in Russia between Kamchatka peninsula and Japan islands. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named after the element "rhenium".

Help on Synonym: Synonym:

Kurilite

Rheniite

Rheniite Image

Click Here for Larger Rheniite Image in a New Browser Window Images:

Click Here for Larger Rheniite Image Rheniite Comments: Specimen covered with rheniite as micro crystals to .25 mm across. Location: Kudryaviy Volcano, Iturup Island, Kurilian Chain, Russia.Scale: 4.7 x 3 cm. © John Veevaert

Rheniite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =1.016:1:1.0051

Help on Cell Dimensions: Cell Dimensions:

a = 6.47, b = 6.368, c = 6.401, Z = 4; alpha = 105°, beta = 91.59°, gamma = 118.9° V = 222.93 Den(Calc)= 7.46

Help on Crystal System: Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.733(1), 2.764(1), 2.7834(1),2.0914(0.9), 2.371(0.9), 2.1035(0.8), 2.404(0.8), 2.642(0.8),

Physical Properties of Rheniite

Help on Color: Color:

Silver gray.

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Habit: Habit:

Platy - Sheet forms (e.g. micas).

Help on Luster: Luster:

Metallic

Help on Streak: Streak:

black

Calculated Properties of Rheniite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=6.48 gm/cc
note: Specific Gravity of Rheniite =7.58 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0019213546
Boson Index = 0.9980786454

Help on Photoelectric: Photoelectric:

PERheniite = 987.53 barns/electron
U=PERheniite x relectron=6,398.88 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 30,884.02 (Gamma Ray American Petroleum Institute Units)
Concentration of Rheniite per GRapi unit = 32.38 (PPM)

Rheniite 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) 984.87 ±246.22 grams of pure Rheniite .

Estimated Radioactivity from Rheniite - weak

SpecimenSizeWeight/Volume(Sphere) * CalculatedActivityBecquerels(Bq) CalculatedActivityCuries (Ci) EstimatedActivityGR(api) EstimatedExposure(mRem**)/hrIf Held in HandFor One Hour
1000 gm / 6.32 cm 758,696 2.05E-05 30,884.02 10.15
100 gm / 2.93 cm 75,870 2.05E-06 3,088.40 1.02
10 gm / 1.36 cm 7,587 2.05E-07 308.84 0.10
1 gm / 6.32 mm 759 2.05E-08 30.88 0.01
0.1 gm / 2.93 mm 76 2.05E-09 3.09 0.00
0.01 gm / 1.36 mm 8 2.05E-10 0.31 0.00
0.001 gm / 0.63 mm 1 2.05E-11 0.03 0.00

Weight of pure Rheniite in grams (gm) and Calculated Diameter of a Sphere with a Density of 7.58 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

Rheniite Classification

Help on Dana Class: Dana Class:

02.12.18.01 (02)Sulfides - Including Selenides and Tellurides

(02.12)where Am Bn Xp, with (m+n):p=1:2

(02.12.18)Dana Group

02.12.18.01 Rheniite! ReS2 P1 1

Help on Strunz Class: Strunz Class:

02.EB.35 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.E - Metal Sulfides, M:S � 1:2

02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc.

02.EB.35 Rheniite! ReS2 P1 1

Other Rheniite Information

Help on See Also: See Also:

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

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Ask about Rheniite here :
Ask-A-Mineralogist from the Mineralogical Society of America
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Mineral Discussion Forum from Fabre Minerals - also available in Espa�ol

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

Rheniite

ReS2
Dana No: 02.12.18.01 Strunz No: 02.EB.35
Locality:

Notes: