Mineralogy Database

Euchlorine Mineral Data

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General Euchlorine Information

Help on Chemical  Formula: Chemical Formula: KNaCu++3(SO4)3O
Help on Composition: Composition: Molecular Weight = 556.92 gm
   Potassium   7.02 %  K     8.46 % K2O
   Sodium      4.13 %  Na    5.56 % Na2O
   Copper     34.23 %  Cu   42.85 % CuO
   Sulfur     17.27 %  S    43.13 % SO3
   Oxygen     37.35 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KNaCu3(SO4)3O
Help on Environment: Environment: Sublimate around volcanic fumaroles.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1869
Help on Locality: Locality: Vesuvius, Campania, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Greek for pale green, in allusion to the typical color.
Help on Name Pronunciation: Name Pronunciation: Euchlorine + Pronunciation Say EUCHLORINE
Help on Synonym: Synonym: ICSD 69451
  PDF 45-1332

Euchlorine Image

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Comments: Olive green crusts of euchlorine on volcanic rock.
Location: Vesuvius, Campania, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Euchlorine Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.9522:1:1.5068
Help on Cell Dimensions: Cell Dimensions: a = 18.41, b = 9.43, c = 14.21, Z = 8; beta = 113.7° V = 2,258.89 Den(Calc)= 3.27
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 8.44(1), 2.816(0.47), 2.544(0.45),

Physical Properties of Euchlorine

Help on Color: Color: Dark green.
Help on Density: Density: 3.1 - 3.28, Average = 3.19
Help on Diaphaneity: Diaphaneity: Transparent
Help on Streak: Streak: pistachio green

Optical Properties of Euchlorine

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.084 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.057 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1864,KPDmeas= 0.1911,KC= 0.1763
Ncalc = 1.55 - 1.58
Help on Optical Data: Optical Data: Biaxial (+), a=1.58, b=1.605, g=1.644, bire=0.0640

Calculated Properties of Euchlorine

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.16 gm/cc
note: Specific Gravity of Euchlorine =3.27 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0014831907
Boson Index = 0.9985168093
Help on Photoelectric: Photoelectric: PEEuchlorine = 16.77 barns/electron
U=PEEuchlorine x relectron= 52.99 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 97.85 (Gamma Ray American Petroleum Institute Units)
Concentration of Euchlorine per GRapi unit = 1.02 (%)

Estimated Radioactivity from Euchlorine - barely detectable


Euchlorine Classification

Help on  Dana Class: Dana Class: (30)Anhydrous Sulfates Containing Hydroxyl or Halogen
  (30.03)with miscellaneous formulae
  (30.03.01)Dana Group Euchlorine KNaCu3(SO4)3O C 2/c 2/m
Help on  Strunz Class: Strunz Class: 07.BC.30 07 - SULFATES (SELENATES, TELLURATES)
  07.B - Sulfates (selenates, etc.) with Additional Anions, without H2O
  07.BC -With medium-sized and large cations
07.BC.30 Euchlorine KNaCu3(SO4)3O C 2/c 2/m
07.BC.30 Fedotovite K2Cu3(SO4)3O P 21/c 2/m

Other Euchlorine Information

Help on References: References: NAME( AntBidBlaNic5) 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 Euchlorine :
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: 07.BC.30





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