Cetineite Mineral Data (original) (raw)

General Cetineite Information

Help on Chemical Formula: Chemical Formula:

(K,Na)3+x(Sb2O3)3(Sb2S3)(OH)x•(2.8-x)(H2O)

Help on Composition: Composition:

Molecular Weight = 726.98 gm

Potassium 9.68 % K

Sodium 5.06 % Na

Antimony 60.29 % Sb

Hydrogen 0.73 % H

Sulfur 11.91 % S

Oxygen 12.32 % O

______

100.00 %

Help on Empirical Formula: Empirical Formula:

K1.8Na1.6(Sb2O3)0.9(Sb2S3)0.9(OH)0.5•2.4(H2O)

Help on Environment: Environment:

From an antimony deposit in highly silicified evaporites, on ore which has been roasted, then long weathered.

Help on IMA Status: IMA Status:

Approved IMA 1987

Help on Locality: Locality:

In the Cetine mine, 20 km southwest of Siena, Tuscany, Italy. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for the locality.

Help on Synonym: Synonym:

ICSD 202637

PDF 40-1458

Cetineite Image

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

Cetineite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:0.39205

Help on Cell Dimensions: Cell Dimensions:

a = 14.23, c = 5.579, Z = 2; V = 978.36 Den(Calc)= 2.47

Help on Crystal System: Crystal System:

Hexagonal - PyramidalH-M Symbol (6) Space Group: P 63

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.916(1), 12.41(0.8), 3(0.74),

Click Here for Large Cetineite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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H - Help Screen
I - Data Info
A - Atoms On/Off
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Help on Above

| | Sabelli C , Nakai I , Katsura S , American Mineralogist , 73 (1988) p.398-404, Crystal structures of cetineite and its synthetic Na analogue, Na3.6(Sb2O3)3(SbS3)(OH)0.6.2.4(H2O) View Additional jPOWD Structure files for Cetineite [1] | | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Cetineite

Help on Cleavage: Cleavage:

{1000} Good

Help on Color: Color:

Yellow orange, Orange red.

Help on Diaphaneity: Diaphaneity:

Transparent to Translucent

Help on Habit: Habit:

Acicular - Occurs as needle-like crystals.

Help on Hardness: Hardness:

3.5 - Copper Penny

Help on Luster: Luster:

Resinous

Help on Streak: Streak:

orange

Optical Properties of Cetineite

Help on Dichroism (e): Dichroism (e):

orange.

Help on Dichroism (w): Dichroism (w):

slightly orange brown.

Help on Optical Data: Optical Data:

Uniaxial (+), w=1.74.

Calculated Properties of Cetineite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.23 gm/cc
note: Specific Gravity of Cetineite =2.47 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0009650772
Boson Index = 0.9990349228

Help on Photoelectric: Photoelectric:

PECetineite = 197.89 barns/electron
U=PECetineite x relectron= 442.02 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 126.30 (Gamma Ray American Petroleum Institute Units)
Concentration of Cetineite per GRapi unit = 0.79 (%)

Estimated Radioactivity from Cetineite - barely detectable

Cetineite Classification

Help on Dana Class: Dana Class:

02.13.03.01 (02)Sulfides - Including Selenides and Tellurides

(02.13)(Oxysulfides)

(02.13.03)Dana Group

02.13.03.01 Cetineite (K,Na)3x(Sb2O3)3(Sb2S3)(OH)x•(2.8-x)(H2O) P 63 6

02.13.03.02 Ottensite! Na3(Sb2O3)3(SbS3)•3H2O P 63 6

Help on Strunz Class: Strunz Class:

02.MA.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.M -

02.MA -Oxysulfosalts of Alkalies and Alkali Earths

02.MA.05 Cetineite (K,Na)3x(Sb2O3)3(Sb2S3)(OH)x•(2.8-x)(H2O) P 63 6

02.MA.05 Ottensite! Na3(Sb2O3)3(SbS3)•3H2O P 63 6

Other Cetineite Information

Help on References: References:

NAME( AntBidBlaNic1) PHYS. PROP.(Am.Min.,Vol.73,p398-404,1988) OPTIC PROP.(AntBidBlaNic1)

Help on See Also: See Also:

Links to other databases for Cetineite :
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
15 - WWW-MINCRYST

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Ask about Cetineite here :
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Print or Cut-and-Paste your Cetineite Specimen Label here :

Cetineite

(K,Na)3+x(Sb2O3)3(Sb2S3)(OH)x•(2.8-x)(H2O)
Dana No: 02.13.03.01 Strunz No: 02.MA.05
Locality:

Notes: