Mineralogy Database

Kladnoite Mineral Data

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General Kladnoite Information

Help on Chemical  Formula: Chemical Formula: C6H4(CO)2NH
Help on Composition: Composition: Molecular Weight = 147.13 gm
   Hydrogen   2.74 %  H
   Hydrogen   0.69 %  H
   Carbon    65.31 %  C
   Nitrogen   9.52 %  N
   Oxygen    21.75 %  O
            100.00 % 
Help on Empirical Formula: Empirical Formula: C8H5NO2
Help on Environment: Environment: Formed as a result of fires in coal heaps.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1942
Help on Locality: Locality: From the Scholler coal mine, Libus�in, Kladno coal basin, about 30 km west-northwest of Prague, and at Radvanice, Czech Republic. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Kladnoite + Pronunciation Say KLADNOITE
Help on Synonym: Synonym: Phthalimide

Kladnoite Image

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Comments: Glassy prismatic colorless kladnoite crystals on matrix.
Location: Kladno, Stredocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kladnoite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.9825:1:0.4946
Help on Cell Dimensions: Cell Dimensions: a = 22.7, b = 7.611, c = 3.765, Z = 4; beta = 91.32° V = 650.31 Den(Calc)= 1.50
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/n
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.7(1), 6.35(0.95), 3.28(0.3),

Physical Properties of Kladnoite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Colorless, White.
Help on Density: Density: 1.47
Help on Streak: Streak: white

Optical Properties of Kladnoite

Help on Optical Data: Optical Data: Biaxial (+), a=1.501, b=1.519, g=1.755, bire=0.2540

Calculated Properties of Kladnoite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.55 gm/cc
note: Specific Gravity of Kladnoite =1.50 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.1
Boson Index = 0.9
Help on Photoelectric: Photoelectric: PEKladnoite = 0.22 barns/electron
U=PEKladnoite x rElectron Density= 0.34 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kladnoite is Not Radioactive

Kladnoite Classification

Help on  Dana Class: Dana Class: (50)Salts of Organic Acids
  (50.04)with miscellaneous formulae
  (50.04.08)Dana Group Kladnoite C6H4(CO)2NH P 21/n 2/m
Help on  Strunz Class: Strunz Class: 10.CA.25 10 - ORGANIC COMPOUNDS
  10.C - Miscellaneous Organic Minerals
  10.CA -Miscellaneous Organic Materials
10.CA.25 Kladnoite C6H4(CO)2NH P 21/n 2/m

Other Kladnoite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Kladnoite :
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

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Dana No: Strunz No: 10.CA.25





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